From 2524a9bb37d7ef41b3649508eb03a9b66fd4bdc4 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Tim=20D=C3=BCsterhus?= <duesterhus@woltlab.com>
Date: Fri, 3 Jun 2016 00:16:30 +0200
Subject: [PATCH] Install Parsedown via composer

---
 .../install/files/lib/system/api/autoload.php |   2 +-
 .../files/lib/system/api/composer.json        |   3 +-
 .../files/lib/system/api/composer.lock        | 116 +++----------
 .../lib/system/api/composer/ClassLoader.php   |   8 +-
 .../files/lib/system/api/composer/LICENSE     |   2 +-
 .../system/api/composer/autoload_files.php    |   2 +-
 .../api/composer/autoload_namespaces.php      |   1 +
 .../lib/system/api/composer/autoload_psr4.php |   3 -
 .../lib/system/api/composer/autoload_real.php |  53 +++---
 .../system/api/composer/autoload_static.php   |  37 ++++
 .../lib/system/api/composer/installed.json    | 154 +++++------------
 .../system/api/erusev/parsedown/.travis.yml   |  16 ++
 .../api/{ => erusev}/parsedown/LICENSE.txt    |   0
 .../api/{ => erusev}/parsedown/Parsedown.php  |  64 +++----
 .../api/{ => erusev}/parsedown/README.md      |  23 ++-
 .../system/api/erusev/parsedown/composer.json |  18 ++
 .../api/erusev/parsedown/phpunit.xml.dist     |   8 +
 .../erusev/parsedown/test/CommonMarkTest.php  |  74 ++++++++
 .../erusev/parsedown/test/ParsedownTest.php   | 159 ++++++++++++++++++
 .../erusev/parsedown/test/TestParsedown.php   |   5 +
 .../api/erusev/parsedown/test/bootstrap.php   |   3 +
 .../parsedown/test/data/aesthetic_table.html  |  18 ++
 .../parsedown/test/data/aesthetic_table.md    |   4 +
 .../parsedown/test/data/aligned_table.html    |  21 +++
 .../parsedown/test/data/aligned_table.md      |   4 +
 .../parsedown/test/data/atx_heading.html      |   9 +
 .../erusev/parsedown/test/data/atx_heading.md |  17 ++
 .../parsedown/test/data/automatic_link.html   |   1 +
 .../parsedown/test/data/automatic_link.md     |   1 +
 .../parsedown/test/data/block-level_html.html |  12 ++
 .../parsedown/test/data/block-level_html.md   |  16 ++
 .../parsedown/test/data/code_block.html       |   8 +
 .../erusev/parsedown/test/data/code_block.md  |  10 ++
 .../erusev/parsedown/test/data/code_span.html |   6 +
 .../erusev/parsedown/test/data/code_span.md   |  11 ++
 .../test/data/compound_blockquote.html        |   9 +
 .../test/data/compound_blockquote.md          |  10 ++
 .../test/data/compound_emphasis.html          |   2 +
 .../parsedown/test/data/compound_emphasis.md  |   4 +
 .../parsedown/test/data/compound_list.html    |  12 ++
 .../parsedown/test/data/compound_list.md      |   7 +
 .../test/data/deeply_nested_list.html         |  12 ++
 .../parsedown/test/data/deeply_nested_list.md |   6 +
 .../erusev/parsedown/test/data/em_strong.html |   8 +
 .../erusev/parsedown/test/data/em_strong.md   |  15 ++
 .../api/erusev/parsedown/test/data/email.html |   1 +
 .../api/erusev/parsedown/test/data/email.md   |   1 +
 .../erusev/parsedown/test/data/emphasis.html  |   8 +
 .../erusev/parsedown/test/data/emphasis.md    |  13 ++
 .../erusev/parsedown/test/data/escaping.html  |   6 +
 .../erusev/parsedown/test/data/escaping.md    |  11 ++
 .../test/data/fenced_code_block.html          |   6 +
 .../parsedown/test/data/fenced_code_block.md  |  14 ++
 .../parsedown/test/data/horizontal_rule.html  |   5 +
 .../parsedown/test/data/horizontal_rule.md    |   9 +
 .../parsedown/test/data/html_comment.html     |   5 +
 .../parsedown/test/data/html_comment.md       |   8 +
 .../parsedown/test/data/html_entity.html      |   1 +
 .../erusev/parsedown/test/data/html_entity.md |   1 +
 .../parsedown/test/data/image_reference.html  |   2 +
 .../parsedown/test/data/image_reference.md    |   5 +
 .../parsedown/test/data/image_title.html      |   2 +
 .../erusev/parsedown/test/data/image_title.md |   3 +
 .../test/data/implicit_reference.html         |   4 +
 .../parsedown/test/data/implicit_reference.md |  13 ++
 .../parsedown/test/data/inline_link.html      |   6 +
 .../erusev/parsedown/test/data/inline_link.md |  11 ++
 .../test/data/inline_link_title.html          |   6 +
 .../parsedown/test/data/inline_link_title.md  |  11 ++
 .../parsedown/test/data/inline_title.html     |   1 +
 .../parsedown/test/data/inline_title.md       |   1 +
 .../parsedown/test/data/lazy_blockquote.html  |   6 +
 .../parsedown/test/data/lazy_blockquote.md    |   5 +
 .../erusev/parsedown/test/data/lazy_list.html |   4 +
 .../erusev/parsedown/test/data/lazy_list.md   |   2 +
 .../parsedown/test/data/line_break.html       |   2 +
 .../erusev/parsedown/test/data/line_break.md  |   2 +
 .../test/data/multiline_list_paragraph.html   |   7 +
 .../test/data/multiline_list_paragraph.md     |   4 +
 .../test/data/nested_block-level_html.html    |  10 ++
 .../test/data/nested_block-level_html.md      |  11 ++
 .../parsedown/test/data/ordered_list.html     |  13 ++
 .../parsedown/test/data/ordered_list.md       |  11 ++
 .../parsedown/test/data/paragraph_list.html   |  12 ++
 .../parsedown/test/data/paragraph_list.md     |   9 +
 .../parsedown/test/data/reference_title.html  |   2 +
 .../parsedown/test/data/reference_title.md    |   6 +
 .../test/data/self-closing_html.html          |  12 ++
 .../parsedown/test/data/self-closing_html.md  |  12 ++
 .../test/data/separated_nested_list.html      |   9 +
 .../test/data/separated_nested_list.md        |   4 +
 .../parsedown/test/data/setext_header.html    |   5 +
 .../parsedown/test/data/setext_header.md      |  12 ++
 .../test/data/simple_blockquote.html          |  11 ++
 .../parsedown/test/data/simple_blockquote.md  |   7 +
 .../parsedown/test/data/simple_table.html     |  37 ++++
 .../parsedown/test/data/simple_table.md       |  11 ++
 .../parsedown/test/data/span-level_html.html  |   5 +
 .../parsedown/test/data/span-level_html.md    |   8 +
 .../test/data/sparse_dense_list.html          |   7 +
 .../parsedown/test/data/sparse_dense_list.md  |   4 +
 .../parsedown/test/data/sparse_html.html      |   8 +
 .../erusev/parsedown/test/data/sparse_html.md |   8 +
 .../parsedown/test/data/sparse_list.html      |  15 ++
 .../erusev/parsedown/test/data/sparse_list.md |   9 +
 .../test/data/special_characters.html         |   6 +
 .../parsedown/test/data/special_characters.md |  13 ++
 .../parsedown/test/data/strikethrough.html    |   3 +
 .../parsedown/test/data/strikethrough.md      |   5 +
 .../erusev/parsedown/test/data/strong_em.html |   6 +
 .../erusev/parsedown/test/data/strong_em.md   |  11 ++
 .../test/data/tab-indented_code_block.html    |   6 +
 .../test/data/tab-indented_code_block.md      |   6 +
 .../test/data/table_inline_markdown.html      |  22 +++
 .../test/data/table_inline_markdown.md        |   5 +
 .../parsedown/test/data/text_reference.html   |   8 +
 .../parsedown/test/data/text_reference.md     |  21 +++
 .../parsedown/test/data/unordered_list.html   |  10 ++
 .../parsedown/test/data/unordered_list.md     |   8 +
 .../parsedown/test/data/untidy_table.html     |  18 ++
 .../parsedown/test/data/untidy_table.md       |   4 +
 .../parsedown/test/data/url_autolinking.html  |   3 +
 .../parsedown/test/data/url_autolinking.md    |   5 +
 .../parsedown/test/data/whitespace.html       |   1 +
 .../erusev/parsedown/test/data/whitespace.md  |   5 +
 .../files/lib/system/api/parsedown/version    |   1 -
 126 files changed, 1310 insertions(+), 275 deletions(-)
 create mode 100644 wcfsetup/install/files/lib/system/api/composer/autoload_static.php
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/.travis.yml
 rename wcfsetup/install/files/lib/system/api/{ => erusev}/parsedown/LICENSE.txt (100%)
 rename wcfsetup/install/files/lib/system/api/{ => erusev}/parsedown/Parsedown.php (95%)
 rename wcfsetup/install/files/lib/system/api/{ => erusev}/parsedown/README.md (69%)
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/composer.json
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/phpunit.xml.dist
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/CommonMarkTest.php
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/ParsedownTest.php
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/TestParsedown.php
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/bootstrap.php
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.md
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.html
 create mode 100644 wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.md
 delete mode 100644 wcfsetup/install/files/lib/system/api/parsedown/version

diff --git a/wcfsetup/install/files/lib/system/api/autoload.php b/wcfsetup/install/files/lib/system/api/autoload.php
index 4694b275f6..42e256858d 100644
--- a/wcfsetup/install/files/lib/system/api/autoload.php
+++ b/wcfsetup/install/files/lib/system/api/autoload.php
@@ -4,4 +4,4 @@
 
 require_once __DIR__ . '/composer' . '/autoload_real.php';
 
-return ComposerAutoloaderInitbf0ab6890db693133cef0043fae5b370::getLoader();
+return ComposerAutoloaderInit4a4e0e985ef68770d710dc260edc44ab::getLoader();
diff --git a/wcfsetup/install/files/lib/system/api/composer.json b/wcfsetup/install/files/lib/system/api/composer.json
index 19d6b352a0..59da5a24e3 100644
--- a/wcfsetup/install/files/lib/system/api/composer.json
+++ b/wcfsetup/install/files/lib/system/api/composer.json
@@ -3,6 +3,7 @@
         "vendor-dir": "./"
     },
     "require": {
-        "ezyang/htmlpurifier": "4.7.*"
+        "ezyang/htmlpurifier": "4.7.*",
+        "erusev/parsedown": "1.6.*"
     }
 }
diff --git a/wcfsetup/install/files/lib/system/api/composer.lock b/wcfsetup/install/files/lib/system/api/composer.lock
index 81c8f294c5..78f3be2314 100644
--- a/wcfsetup/install/files/lib/system/api/composer.lock
+++ b/wcfsetup/install/files/lib/system/api/composer.lock
@@ -4,35 +4,47 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "7364a2d47c47ff382d4617f4ac22e35c",
-    "content-hash": "02969f5fb096600e5baaf84af039646e",
+    "hash": "e898b55b2609b488f1b137f6b9dd8d01",
+    "content-hash": "7dabe058d3ef475f63962fe1d5774a34",
     "packages": [
         {
-            "name": "container-interop/container-interop",
-            "version": "1.1.0",
+            "name": "erusev/parsedown",
+            "version": "1.6.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/container-interop/container-interop.git",
-                "reference": "fc08354828f8fd3245f77a66b9e23a6bca48297e"
+                "url": "https://github.com/erusev/parsedown.git",
+                "reference": "3ebbd730b5c2cf5ce78bc1bf64071407fc6674b7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/container-interop/container-interop/zipball/fc08354828f8fd3245f77a66b9e23a6bca48297e",
-                "reference": "fc08354828f8fd3245f77a66b9e23a6bca48297e",
+                "url": "https://api.github.com/repos/erusev/parsedown/zipball/3ebbd730b5c2cf5ce78bc1bf64071407fc6674b7",
+                "reference": "3ebbd730b5c2cf5ce78bc1bf64071407fc6674b7",
                 "shasum": ""
             },
             "type": "library",
             "autoload": {
-                "psr-4": {
-                    "Interop\\Container\\": "src/Interop/Container/"
+                "psr-0": {
+                    "Parsedown": ""
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
                 "MIT"
             ],
-            "description": "Promoting the interoperability of container objects (DIC, SL, etc.)",
-            "time": "2014-12-30 15:22:37"
+            "authors": [
+                {
+                    "name": "Emanuil Rusev",
+                    "email": "hello@erusev.com",
+                    "homepage": "http://erusev.com"
+                }
+            ],
+            "description": "Parser for Markdown.",
+            "homepage": "http://parsedown.org",
+            "keywords": [
+                "markdown",
+                "parser"
+            ],
+            "time": "2015-10-04 16:44:32"
         },
         {
             "name": "ezyang/htmlpurifier",
@@ -77,86 +89,6 @@
                 "html"
             ],
             "time": "2015-08-05 01:03:42"
-        },
-        {
-            "name": "php-di/invoker",
-            "version": "1.2.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/PHP-DI/Invoker.git",
-                "reference": "9949fff87fcf14e8f2ccfbe36dac1e5921944c48"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/PHP-DI/Invoker/zipball/9949fff87fcf14e8f2ccfbe36dac1e5921944c48",
-                "reference": "9949fff87fcf14e8f2ccfbe36dac1e5921944c48",
-                "shasum": ""
-            },
-            "require": {
-                "container-interop/container-interop": "~1.1"
-            },
-            "require-dev": {
-                "athletic/athletic": "~0.1.8",
-                "phpunit/phpunit": "~4.5"
-            },
-            "type": "library",
-            "autoload": {
-                "psr-4": {
-                    "Invoker\\": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "description": "Generic and extensible callable invoker",
-            "homepage": "https://github.com/PHP-DI/Invoker",
-            "keywords": [
-                "callable",
-                "dependency",
-                "dependency-injection",
-                "injection",
-                "invoke",
-                "invoker"
-            ],
-            "time": "2015-10-22 19:49:23"
-        },
-        {
-            "name": "php-di/phpdoc-reader",
-            "version": "2.0.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/PHP-DI/PhpDocReader.git",
-                "reference": "21dce5e29f640d655e7b4583ecfb7d166127a5da"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/PHP-DI/PhpDocReader/zipball/21dce5e29f640d655e7b4583ecfb7d166127a5da",
-                "reference": "21dce5e29f640d655e7b4583ecfb7d166127a5da",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "~4.6"
-            },
-            "type": "library",
-            "autoload": {
-                "psr-4": {
-                    "PhpDocReader\\": "src/PhpDocReader"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "description": "PhpDocReader parses @var and @param values in PHP docblocks (supports namespaced class names with the same resolution rules as PHP)",
-            "keywords": [
-                "phpdoc",
-                "reflection"
-            ],
-            "time": "2015-06-01 14:23:20"
         }
     ],
     "packages-dev": [],
diff --git a/wcfsetup/install/files/lib/system/api/composer/ClassLoader.php b/wcfsetup/install/files/lib/system/api/composer/ClassLoader.php
index 5e1469e830..ff6ecfb822 100644
--- a/wcfsetup/install/files/lib/system/api/composer/ClassLoader.php
+++ b/wcfsetup/install/files/lib/system/api/composer/ClassLoader.php
@@ -13,9 +13,7 @@
 namespace Composer\Autoload;
 
 /**
- * ClassLoader implements a PSR-0 class loader
- *
- * See https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-0.md
+ * ClassLoader implements a PSR-0, PSR-4 and classmap class loader.
  *
  *     $loader = new \Composer\Autoload\ClassLoader();
  *
@@ -39,6 +37,8 @@ namespace Composer\Autoload;
  *
  * @author Fabien Potencier <fabien@symfony.com>
  * @author Jordi Boggiano <j.boggiano@seld.be>
+ * @see    http://www.php-fig.org/psr/psr-0/
+ * @see    http://www.php-fig.org/psr/psr-4/
  */
 class ClassLoader
 {
@@ -147,7 +147,7 @@ class ClassLoader
      * appending or prepending to the ones previously set for this namespace.
      *
      * @param string       $prefix  The prefix/namespace, with trailing '\\'
-     * @param array|string $paths   The PSR-0 base directories
+     * @param array|string $paths   The PSR-4 base directories
      * @param bool         $prepend Whether to prepend the directories
      *
      * @throws \InvalidArgumentException
diff --git a/wcfsetup/install/files/lib/system/api/composer/LICENSE b/wcfsetup/install/files/lib/system/api/composer/LICENSE
index c8d57af8b2..1a28124886 100644
--- a/wcfsetup/install/files/lib/system/api/composer/LICENSE
+++ b/wcfsetup/install/files/lib/system/api/composer/LICENSE
@@ -1,5 +1,5 @@
 
-Copyright (c) 2015 Nils Adermann, Jordi Boggiano
+Copyright (c) 2016 Nils Adermann, Jordi Boggiano
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/wcfsetup/install/files/lib/system/api/composer/autoload_files.php b/wcfsetup/install/files/lib/system/api/composer/autoload_files.php
index 682ac2e2b4..583a5b7da4 100644
--- a/wcfsetup/install/files/lib/system/api/composer/autoload_files.php
+++ b/wcfsetup/install/files/lib/system/api/composer/autoload_files.php
@@ -6,5 +6,5 @@ $vendorDir = dirname(dirname(__FILE__));
 $baseDir = $vendorDir;
 
 return array(
-    $vendorDir . '/ezyang/htmlpurifier/library/HTMLPurifier.composer.php',
+    '2cffec82183ee1cea088009cef9a6fc3' => $vendorDir . '/ezyang/htmlpurifier/library/HTMLPurifier.composer.php',
 );
diff --git a/wcfsetup/install/files/lib/system/api/composer/autoload_namespaces.php b/wcfsetup/install/files/lib/system/api/composer/autoload_namespaces.php
index 870501a97e..701342db00 100644
--- a/wcfsetup/install/files/lib/system/api/composer/autoload_namespaces.php
+++ b/wcfsetup/install/files/lib/system/api/composer/autoload_namespaces.php
@@ -6,5 +6,6 @@ $vendorDir = dirname(dirname(__FILE__));
 $baseDir = $vendorDir;
 
 return array(
+    'Parsedown' => array($vendorDir . '/erusev/parsedown'),
     'HTMLPurifier' => array($vendorDir . '/ezyang/htmlpurifier/library'),
 );
diff --git a/wcfsetup/install/files/lib/system/api/composer/autoload_psr4.php b/wcfsetup/install/files/lib/system/api/composer/autoload_psr4.php
index 2ccd01ea12..0c50d0a796 100644
--- a/wcfsetup/install/files/lib/system/api/composer/autoload_psr4.php
+++ b/wcfsetup/install/files/lib/system/api/composer/autoload_psr4.php
@@ -6,7 +6,4 @@ $vendorDir = dirname(dirname(__FILE__));
 $baseDir = $vendorDir;
 
 return array(
-    'PhpDocReader\\' => array($vendorDir . '/php-di/phpdoc-reader/src/PhpDocReader'),
-    'Invoker\\' => array($vendorDir . '/php-di/invoker/src'),
-    'Interop\\Container\\' => array($vendorDir . '/container-interop/container-interop/src/Interop/Container'),
 );
diff --git a/wcfsetup/install/files/lib/system/api/composer/autoload_real.php b/wcfsetup/install/files/lib/system/api/composer/autoload_real.php
index cf860b92b3..287ef08662 100644
--- a/wcfsetup/install/files/lib/system/api/composer/autoload_real.php
+++ b/wcfsetup/install/files/lib/system/api/composer/autoload_real.php
@@ -2,7 +2,7 @@
 
 // autoload_real.php @generated by Composer
 
-class ComposerAutoloaderInitbf0ab6890db693133cef0043fae5b370
+class ComposerAutoloaderInit4a4e0e985ef68770d710dc260edc44ab
 {
     private static $loader;
 
@@ -19,37 +19,52 @@ class ComposerAutoloaderInitbf0ab6890db693133cef0043fae5b370
             return self::$loader;
         }
 
-        spl_autoload_register(array('ComposerAutoloaderInitbf0ab6890db693133cef0043fae5b370', 'loadClassLoader'), true, true);
+        spl_autoload_register(array('ComposerAutoloaderInit4a4e0e985ef68770d710dc260edc44ab', 'loadClassLoader'), true, true);
         self::$loader = $loader = new \Composer\Autoload\ClassLoader();
-        spl_autoload_unregister(array('ComposerAutoloaderInitbf0ab6890db693133cef0043fae5b370', 'loadClassLoader'));
+        spl_autoload_unregister(array('ComposerAutoloaderInit4a4e0e985ef68770d710dc260edc44ab', 'loadClassLoader'));
 
-        $map = require __DIR__ . '/autoload_namespaces.php';
-        foreach ($map as $namespace => $path) {
-            $loader->set($namespace, $path);
-        }
+        $useStaticLoader = PHP_VERSION_ID >= 50600 && !defined('HHVM_VERSION');
+        if ($useStaticLoader) {
+            require_once __DIR__ . '/autoload_static.php';
 
-        $map = require __DIR__ . '/autoload_psr4.php';
-        foreach ($map as $namespace => $path) {
-            $loader->setPsr4($namespace, $path);
-        }
+            call_user_func(\Composer\Autoload\ComposerStaticInit4a4e0e985ef68770d710dc260edc44ab::getInitializer($loader));
+        } else {
+            $map = require __DIR__ . '/autoload_namespaces.php';
+            foreach ($map as $namespace => $path) {
+                $loader->set($namespace, $path);
+            }
+
+            $map = require __DIR__ . '/autoload_psr4.php';
+            foreach ($map as $namespace => $path) {
+                $loader->setPsr4($namespace, $path);
+            }
 
-        $classMap = require __DIR__ . '/autoload_classmap.php';
-        if ($classMap) {
-            $loader->addClassMap($classMap);
+            $classMap = require __DIR__ . '/autoload_classmap.php';
+            if ($classMap) {
+                $loader->addClassMap($classMap);
+            }
         }
 
         $loader->register(true);
 
-        $includeFiles = require __DIR__ . '/autoload_files.php';
-        foreach ($includeFiles as $file) {
-            composerRequirebf0ab6890db693133cef0043fae5b370($file);
+        if ($useStaticLoader) {
+            $includeFiles = Composer\Autoload\ComposerStaticInit4a4e0e985ef68770d710dc260edc44ab::$files;
+        } else {
+            $includeFiles = require __DIR__ . '/autoload_files.php';
+        }
+        foreach ($includeFiles as $fileIdentifier => $file) {
+            composerRequire4a4e0e985ef68770d710dc260edc44ab($fileIdentifier, $file);
         }
 
         return $loader;
     }
 }
 
-function composerRequirebf0ab6890db693133cef0043fae5b370($file)
+function composerRequire4a4e0e985ef68770d710dc260edc44ab($fileIdentifier, $file)
 {
-    require $file;
+    if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
+        require $file;
+
+        $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
+    }
 }
diff --git a/wcfsetup/install/files/lib/system/api/composer/autoload_static.php b/wcfsetup/install/files/lib/system/api/composer/autoload_static.php
new file mode 100644
index 0000000000..79d01f7cce
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/composer/autoload_static.php
@@ -0,0 +1,37 @@
+<?php
+
+// autoload_static.php @generated by Composer
+
+namespace Composer\Autoload;
+
+class ComposerStaticInit4a4e0e985ef68770d710dc260edc44ab
+{
+    public static $files = array (
+        '2cffec82183ee1cea088009cef9a6fc3' => __DIR__ . '/..' . '/ezyang/htmlpurifier/library/HTMLPurifier.composer.php',
+    );
+
+    public static $prefixesPsr0 = array (
+        'P' => 
+        array (
+            'Parsedown' => 
+            array (
+                0 => __DIR__ . '/..' . '/erusev/parsedown',
+            ),
+        ),
+        'H' => 
+        array (
+            'HTMLPurifier' => 
+            array (
+                0 => __DIR__ . '/..' . '/ezyang/htmlpurifier/library',
+            ),
+        ),
+    );
+
+    public static function getInitializer(ClassLoader $loader)
+    {
+        return \Closure::bind(function () use ($loader) {
+            $loader->prefixesPsr0 = ComposerStaticInit4a4e0e985ef68770d710dc260edc44ab::$prefixesPsr0;
+
+        }, null, ClassLoader::class);
+    }
+}
diff --git a/wcfsetup/install/files/lib/system/api/composer/installed.json b/wcfsetup/install/files/lib/system/api/composer/installed.json
index 24c222c2b0..9416badb24 100644
--- a/wcfsetup/install/files/lib/system/api/composer/installed.json
+++ b/wcfsetup/install/files/lib/system/api/composer/installed.json
@@ -1,117 +1,4 @@
 [
-    {
-        "name": "php-di/phpdoc-reader",
-        "version": "2.0.0",
-        "version_normalized": "2.0.0.0",
-        "source": {
-            "type": "git",
-            "url": "https://github.com/PHP-DI/PhpDocReader.git",
-            "reference": "21dce5e29f640d655e7b4583ecfb7d166127a5da"
-        },
-        "dist": {
-            "type": "zip",
-            "url": "https://api.github.com/repos/PHP-DI/PhpDocReader/zipball/21dce5e29f640d655e7b4583ecfb7d166127a5da",
-            "reference": "21dce5e29f640d655e7b4583ecfb7d166127a5da",
-            "shasum": ""
-        },
-        "require": {
-            "php": ">=5.3.0"
-        },
-        "require-dev": {
-            "phpunit/phpunit": "~4.6"
-        },
-        "time": "2015-06-01 14:23:20",
-        "type": "library",
-        "installation-source": "dist",
-        "autoload": {
-            "psr-4": {
-                "PhpDocReader\\": "src/PhpDocReader"
-            }
-        },
-        "notification-url": "https://packagist.org/downloads/",
-        "license": [
-            "MIT"
-        ],
-        "description": "PhpDocReader parses @var and @param values in PHP docblocks (supports namespaced class names with the same resolution rules as PHP)",
-        "keywords": [
-            "phpdoc",
-            "reflection"
-        ]
-    },
-    {
-        "name": "container-interop/container-interop",
-        "version": "1.1.0",
-        "version_normalized": "1.1.0.0",
-        "source": {
-            "type": "git",
-            "url": "https://github.com/container-interop/container-interop.git",
-            "reference": "fc08354828f8fd3245f77a66b9e23a6bca48297e"
-        },
-        "dist": {
-            "type": "zip",
-            "url": "https://api.github.com/repos/container-interop/container-interop/zipball/fc08354828f8fd3245f77a66b9e23a6bca48297e",
-            "reference": "fc08354828f8fd3245f77a66b9e23a6bca48297e",
-            "shasum": ""
-        },
-        "time": "2014-12-30 15:22:37",
-        "type": "library",
-        "installation-source": "dist",
-        "autoload": {
-            "psr-4": {
-                "Interop\\Container\\": "src/Interop/Container/"
-            }
-        },
-        "notification-url": "https://packagist.org/downloads/",
-        "license": [
-            "MIT"
-        ],
-        "description": "Promoting the interoperability of container objects (DIC, SL, etc.)"
-    },
-    {
-        "name": "php-di/invoker",
-        "version": "1.2.0",
-        "version_normalized": "1.2.0.0",
-        "source": {
-            "type": "git",
-            "url": "https://github.com/PHP-DI/Invoker.git",
-            "reference": "9949fff87fcf14e8f2ccfbe36dac1e5921944c48"
-        },
-        "dist": {
-            "type": "zip",
-            "url": "https://api.github.com/repos/PHP-DI/Invoker/zipball/9949fff87fcf14e8f2ccfbe36dac1e5921944c48",
-            "reference": "9949fff87fcf14e8f2ccfbe36dac1e5921944c48",
-            "shasum": ""
-        },
-        "require": {
-            "container-interop/container-interop": "~1.1"
-        },
-        "require-dev": {
-            "athletic/athletic": "~0.1.8",
-            "phpunit/phpunit": "~4.5"
-        },
-        "time": "2015-10-22 19:49:23",
-        "type": "library",
-        "installation-source": "dist",
-        "autoload": {
-            "psr-4": {
-                "Invoker\\": "src/"
-            }
-        },
-        "notification-url": "https://packagist.org/downloads/",
-        "license": [
-            "MIT"
-        ],
-        "description": "Generic and extensible callable invoker",
-        "homepage": "https://github.com/PHP-DI/Invoker",
-        "keywords": [
-            "callable",
-            "dependency",
-            "dependency-injection",
-            "injection",
-            "invoke",
-            "invoker"
-        ]
-    },
     {
         "name": "ezyang/htmlpurifier",
         "version": "v4.7.0",
@@ -157,5 +44,46 @@
         "keywords": [
             "html"
         ]
+    },
+    {
+        "name": "erusev/parsedown",
+        "version": "1.6.0",
+        "version_normalized": "1.6.0.0",
+        "source": {
+            "type": "git",
+            "url": "https://github.com/erusev/parsedown.git",
+            "reference": "3ebbd730b5c2cf5ce78bc1bf64071407fc6674b7"
+        },
+        "dist": {
+            "type": "zip",
+            "url": "https://api.github.com/repos/erusev/parsedown/zipball/3ebbd730b5c2cf5ce78bc1bf64071407fc6674b7",
+            "reference": "3ebbd730b5c2cf5ce78bc1bf64071407fc6674b7",
+            "shasum": ""
+        },
+        "time": "2015-10-04 16:44:32",
+        "type": "library",
+        "installation-source": "dist",
+        "autoload": {
+            "psr-0": {
+                "Parsedown": ""
+            }
+        },
+        "notification-url": "https://packagist.org/downloads/",
+        "license": [
+            "MIT"
+        ],
+        "authors": [
+            {
+                "name": "Emanuil Rusev",
+                "email": "hello@erusev.com",
+                "homepage": "http://erusev.com"
+            }
+        ],
+        "description": "Parser for Markdown.",
+        "homepage": "http://parsedown.org",
+        "keywords": [
+            "markdown",
+            "parser"
+        ]
     }
 ]
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/.travis.yml b/wcfsetup/install/files/lib/system/api/erusev/parsedown/.travis.yml
new file mode 100644
index 0000000000..5df49dcb3c
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/.travis.yml
@@ -0,0 +1,16 @@
+language: php
+
+php:
+  - 7.0
+  - 5.6
+  - 5.5
+  - 5.4
+  - 5.3
+  - hhvm
+  - hhvm-nightly
+
+matrix:
+  fast_finish: true
+  allow_failures:
+    - php: 7.0
+    - php: hhvm-nightly
diff --git a/wcfsetup/install/files/lib/system/api/parsedown/LICENSE.txt b/wcfsetup/install/files/lib/system/api/erusev/parsedown/LICENSE.txt
similarity index 100%
rename from wcfsetup/install/files/lib/system/api/parsedown/LICENSE.txt
rename to wcfsetup/install/files/lib/system/api/erusev/parsedown/LICENSE.txt
diff --git a/wcfsetup/install/files/lib/system/api/parsedown/Parsedown.php b/wcfsetup/install/files/lib/system/api/erusev/parsedown/Parsedown.php
similarity index 95%
rename from wcfsetup/install/files/lib/system/api/parsedown/Parsedown.php
rename to wcfsetup/install/files/lib/system/api/erusev/parsedown/Parsedown.php
index c5a8123331..c8c92a3924 100644
--- a/wcfsetup/install/files/lib/system/api/parsedown/Parsedown.php
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/Parsedown.php
@@ -17,7 +17,7 @@ class Parsedown
 {
     # ~
 
-    const version = '1.5.1';
+    const version = '1.6.0';
 
     # ~
 
@@ -107,12 +107,6 @@ class Parsedown
 
     # ~
 
-    protected $DefinitionTypes = array(
-        '[' => array('Reference'),
-    );
-
-    # ~
-
     protected $unmarkedBlockTypes = array(
         'Code',
     );
@@ -169,7 +163,7 @@ class Parsedown
 
             # ~
 
-            if (isset($CurrentBlock['incomplete']))
+            if (isset($CurrentBlock['continuable']))
             {
                 $Block = $this->{'block'.$CurrentBlock['type'].'Continue'}($Line, $CurrentBlock);
 
@@ -185,8 +179,6 @@ class Parsedown
                     {
                         $CurrentBlock = $this->{'block'.$CurrentBlock['type'].'Complete'}($CurrentBlock);
                     }
-
-                    unset($CurrentBlock['incomplete']);
                 }
             }
 
@@ -226,7 +218,7 @@ class Parsedown
 
                     if (method_exists($this, 'block'.$blockType.'Continue'))
                     {
-                        $Block['incomplete'] = true;
+                        $Block['continuable'] = true;
                     }
 
                     $CurrentBlock = $Block;
@@ -253,7 +245,7 @@ class Parsedown
 
         # ~
 
-        if (isset($CurrentBlock['incomplete']) and method_exists($this, 'block'.$CurrentBlock['type'].'Complete'))
+        if (isset($CurrentBlock['continuable']) and method_exists($this, 'block'.$CurrentBlock['type'].'Complete'))
         {
             $CurrentBlock = $this->{'block'.$CurrentBlock['type'].'Complete'}($CurrentBlock);
         }
@@ -394,16 +386,16 @@ class Parsedown
 
     protected function blockFencedCode($Line)
     {
-        if (preg_match('/^(['.$Line['text'][0].']{3,})[ ]*([\w-]+)?[ ]*$/', $Line['text'], $matches))
+        if (preg_match('/^['.$Line['text'][0].']{3,}[ ]*([\w-]+)?[ ]*$/', $Line['text'], $matches))
         {
             $Element = array(
                 'name' => 'code',
                 'text' => '',
             );
 
-            if (isset($matches[2]))
+            if (isset($matches[1]))
             {
-                $class = 'language-'.$matches[2];
+                $class = 'language-'.$matches[1];
 
                 $Element['attributes'] = array(
                     'class' => $class,
@@ -673,7 +665,9 @@ class Parsedown
 
         if (preg_match('/^<(\w*)(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*(\/)?>/', $Line['text'], $matches))
         {
-            if (in_array($matches[1], $this->textLevelElements))
+            $element = strtolower($matches[1]);
+
+            if (in_array($element, $this->textLevelElements))
             {
                 return;
             }
@@ -987,15 +981,13 @@ class Parsedown
     {
         $markup = '';
 
-        $unexaminedText = $text;
+        # $excerpt is based on the first occurrence of a marker
 
-        $markerPosition = 0;
-
-        while ($excerpt = strpbrk($unexaminedText, $this->inlineMarkerList))
+        while ($excerpt = strpbrk($text, $this->inlineMarkerList))
         {
             $marker = $excerpt[0];
 
-            $markerPosition += strpos($unexaminedText, $marker);
+            $markerPosition = strpos($text, $marker);
 
             $Excerpt = array('text' => $excerpt, 'context' => $text);
 
@@ -1008,34 +1000,42 @@ class Parsedown
                     continue;
                 }
 
-                if (isset($Inline['position']) and $Inline['position'] > $markerPosition) # position is ahead of marker
+                # makes sure that the inline belongs to "our" marker
+
+                if (isset($Inline['position']) and $Inline['position'] > $markerPosition)
                 {
                     continue;
                 }
 
+                # sets a default inline position
+
                 if ( ! isset($Inline['position']))
                 {
                     $Inline['position'] = $markerPosition;
                 }
 
+                # the text that comes before the inline
                 $unmarkedText = substr($text, 0, $Inline['position']);
 
+                # compile the unmarked text
                 $markup .= $this->unmarkedText($unmarkedText);
 
+                # compile the inline
                 $markup .= isset($Inline['markup']) ? $Inline['markup'] : $this->element($Inline['element']);
 
+                # remove the examined text
                 $text = substr($text, $Inline['position'] + $Inline['extent']);
 
-                $unexaminedText = $text;
-
-                $markerPosition = 0;
-
                 continue 2;
             }
 
-            $unexaminedText = substr($excerpt, 1);
+            # the marker does not belong to an inline
+
+            $unmarkedText = substr($text, 0, $markerPosition + 1);
+
+            $markup .= $this->unmarkedText($unmarkedText);
 
-            $markerPosition ++;
+            $text = substr($text, $markerPosition + 1);
         }
 
         $markup .= $this->unmarkedText($text);
@@ -1197,7 +1197,7 @@ class Parsedown
             return;
         }
 
-        if (preg_match('/^[(]((?:[^ ()]|[(][^ )]+[)])+)(?:[ ]+("[^"]+"|\'[^\']+\'))?[)]/', $remainder, $matches))
+        if (preg_match('/^[(]((?:[^ ()]|[(][^ )]+[)])+)(?:[ ]+("[^"]*"|\'[^\']*\'))?[)]/', $remainder, $matches))
         {
             $Element['attributes']['href'] = $matches[1];
 
@@ -1212,7 +1212,7 @@ class Parsedown
         {
             if (preg_match('/^\s*\[(.*?)\]/', $remainder, $matches))
             {
-                $definition = $matches[1] ? $matches[1] : $Element['text'];
+                $definition = strlen($matches[1]) ? $matches[1] : $Element['text'];
                 $definition = strtolower($definition);
 
                 $extent += strlen($matches[0]);
@@ -1402,7 +1402,7 @@ class Parsedown
 
             if (isset($Element['handler']))
             {
-                $markup .= $this->$Element['handler']($Element['text']);
+                $markup .= $this->{$Element['handler']}($Element['text']);
             }
             else
             {
@@ -1476,7 +1476,7 @@ class Parsedown
             return self::$instances[$name];
         }
 
-        $instance = new self();
+        $instance = new static();
 
         self::$instances[$name] = $instance;
 
diff --git a/wcfsetup/install/files/lib/system/api/parsedown/README.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/README.md
similarity index 69%
rename from wcfsetup/install/files/lib/system/api/parsedown/README.md
rename to wcfsetup/install/files/lib/system/api/erusev/parsedown/README.md
index 8d485e7d27..6f9f649856 100644
--- a/wcfsetup/install/files/lib/system/api/parsedown/README.md
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/README.md
@@ -1,16 +1,21 @@
 ## Parsedown
 
+[![Build Status](https://img.shields.io/travis/erusev/parsedown/master.svg?style=flat-square)](https://travis-ci.org/erusev/parsedown)
+<!--[![Total Downloads](http://img.shields.io/packagist/dt/erusev/parsedown.svg?style=flat-square)](https://packagist.org/packages/erusev/parsedown)-->
+
 Better Markdown Parser in PHP
 
-[[ demo ]](http://parsedown.org/demo)
+[Demo](http://parsedown.org/demo) |
+[Benchmarks](http://parsedown.org/speed) |
+[Tests](http://parsedown.org/tests/) |
+[Documentation](https://github.com/erusev/parsedown/wiki/)
 
 ### Features
 
-* [Fast](http://parsedown.org/speed)
-* [Consistent](http://parsedown.org/consistency)
+* Super Fast
 * [GitHub flavored](https://help.github.com/articles/github-flavored-markdown)
-* [Tested](http://parsedown.org/tests/) in PHP 5.2, 5.3, 5.4, 5.5, 5.6 and [hhvm](http://www.hhvm.com/)
-* [Extensible](https://github.com/erusev/parsedown/wiki/Writing-Extensions)
+* Extensible
+* Tested in 5.3 to 5.6
 * [Markdown Extra extension](https://github.com/erusev/parsedown-extra)
 
 ### Installation
@@ -25,7 +30,7 @@ $Parsedown = new Parsedown();
 echo $Parsedown->text('Hello _Parsedown_!'); # prints: <p>Hello <em>Parsedown</em>!</p>
 ```
 
-More examples in [the wiki](https://github.com/erusev/parsedown/wiki/Usage) and in [this video tutorial](http://youtu.be/wYZBY8DEikI).
+More examples in [the wiki](https://github.com/erusev/parsedown/wiki/) and in [this video tutorial](http://youtu.be/wYZBY8DEikI).
 
 ### Questions
 
@@ -45,4 +50,8 @@ It passes most of the CommonMark tests. Most of the tests that don't pass deal w
 
 **How can I help?**
 
-Use it, star it, share it and if you feel generous, [donate some money](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=528P3NZQMP8N2).
+Use it, star it, share it and if you feel generous, [donate](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=528P3NZQMP8N2).
+
+---
+
+You might also like [Caret](http://caret.io) - our Markdown editor for the desktop.
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/composer.json b/wcfsetup/install/files/lib/system/api/erusev/parsedown/composer.json
new file mode 100644
index 0000000000..1439b824dd
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/composer.json
@@ -0,0 +1,18 @@
+{
+    "name": "erusev/parsedown",
+    "description": "Parser for Markdown.",
+    "keywords": ["markdown", "parser"],
+    "homepage": "http://parsedown.org",
+    "type": "library",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Emanuil Rusev",
+            "email": "hello@erusev.com",
+            "homepage": "http://erusev.com"
+        }
+    ],
+    "autoload": {
+        "psr-0": {"Parsedown": ""}
+    }
+}
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/phpunit.xml.dist b/wcfsetup/install/files/lib/system/api/erusev/parsedown/phpunit.xml.dist
new file mode 100644
index 0000000000..b2d5e9d4fe
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/phpunit.xml.dist
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit bootstrap="test/bootstrap.php" colors="true">
+	<testsuites>
+		<testsuite>
+			<file>test/ParsedownTest.php</file>
+		</testsuite>
+	</testsuites>
+</phpunit>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/CommonMarkTest.php b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/CommonMarkTest.php
new file mode 100644
index 0000000000..9b8d116209
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/CommonMarkTest.php
@@ -0,0 +1,74 @@
+<?php
+
+/**
+ * Test Parsedown against the CommonMark spec.
+ *
+ * Some code based on the original JavaScript test runner by jgm.
+ *
+ * @link http://commonmark.org/ CommonMark
+ * @link http://git.io/8WtRvQ JavaScript test runner
+ */
+class CommonMarkTest extends PHPUnit_Framework_TestCase
+{
+    const SPEC_URL = 'https://raw.githubusercontent.com/jgm/stmd/master/spec.txt';
+
+    /**
+     * @dataProvider data
+     * @param $section
+     * @param $markdown
+     * @param $expectedHtml
+     */
+    function test_($section, $markdown, $expectedHtml)
+    {
+        $Parsedown = new Parsedown();
+        $Parsedown->setUrlsLinked(false);
+
+        $actualHtml = $Parsedown->text($markdown);
+        $actualHtml = $this->normalizeMarkup($actualHtml);
+
+        $this->assertEquals($expectedHtml, $actualHtml);
+    }
+
+    function data()
+    {
+        $spec = file_get_contents(self::SPEC_URL);
+        $spec = strstr($spec, '<!-- END TESTS -->', true);
+
+        $tests = array();
+        $currentSection = '';
+
+        preg_replace_callback(
+            '/^\.\n([\s\S]*?)^\.\n([\s\S]*?)^\.$|^#{1,6} *(.*)$/m',
+            function($matches) use ( & $tests, & $currentSection, & $testCount) {
+                if (isset($matches[3]) and $matches[3]) {
+                    $currentSection = $matches[3];
+                } else {
+                    $testCount++;
+                    $markdown = $matches[1];
+                    $markdown = preg_replace('/→/', "\t", $markdown);
+                    $expectedHtml = $matches[2];
+                    $expectedHtml = $this->normalizeMarkup($expectedHtml);
+                    $tests []= array(
+                        $currentSection, # section
+                        $markdown, # markdown
+                        $expectedHtml, # html
+                    );
+                }
+            },
+            $spec
+        );
+
+        return $tests;
+    }
+
+    private function normalizeMarkup($markup)
+    {
+        $markup = preg_replace("/\n+/", "\n", $markup);
+        $markup = preg_replace('/^\s+/m', '', $markup);
+        $markup = preg_replace('/^((?:<[\w]+>)+)\n/m', '$1', $markup);
+        $markup = preg_replace('/\n((?:<\/[\w]+>)+)$/m', '$1', $markup);
+        $markup = trim($markup);
+
+        return $markup;
+    }
+}
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/ParsedownTest.php b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/ParsedownTest.php
new file mode 100644
index 0000000000..c922ab1f2b
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/ParsedownTest.php
@@ -0,0 +1,159 @@
+<?php
+
+class ParsedownTest extends PHPUnit_Framework_TestCase
+{
+    final function __construct($name = null, array $data = array(), $dataName = '')
+    {
+        $this->dirs = $this->initDirs();
+        $this->Parsedown = $this->initParsedown();
+
+        parent::__construct($name, $data, $dataName);
+    }
+
+    private $dirs, $Parsedown;
+
+    /**
+     * @return array
+     */
+    protected function initDirs()
+    {
+        $dirs []= dirname(__FILE__).'/data/';
+
+        return $dirs;
+    }
+
+    /**
+     * @return Parsedown
+     */
+    protected function initParsedown()
+    {
+        $Parsedown = new Parsedown();
+
+        return $Parsedown;
+    }
+
+    /**
+     * @dataProvider data
+     * @param $test
+     * @param $dir
+     */
+    function test_($test, $dir)
+    {
+        $markdown = file_get_contents($dir . $test . '.md');
+
+        $expectedMarkup = file_get_contents($dir . $test . '.html');
+
+        $expectedMarkup = str_replace("\r\n", "\n", $expectedMarkup);
+        $expectedMarkup = str_replace("\r", "\n", $expectedMarkup);
+
+        $actualMarkup = $this->Parsedown->text($markdown);
+
+        $this->assertEquals($expectedMarkup, $actualMarkup);
+    }
+
+    function data()
+    {
+        $data = array();
+
+        foreach ($this->dirs as $dir)
+        {
+            $Folder = new DirectoryIterator($dir);
+
+            foreach ($Folder as $File)
+            {
+                /** @var $File DirectoryIterator */
+
+                if ( ! $File->isFile())
+                {
+                    continue;
+                }
+
+                $filename = $File->getFilename();
+
+                $extension = pathinfo($filename, PATHINFO_EXTENSION);
+
+                if ($extension !== 'md')
+                {
+                    continue;
+                }
+
+                $basename = $File->getBasename('.md');
+
+                if (file_exists($dir . $basename . '.html'))
+                {
+                    $data []= array($basename, $dir);
+                }
+            }
+        }
+
+        return $data;
+    }
+
+    public function test_no_markup()
+    {
+        $markdownWithHtml = <<<MARKDOWN_WITH_MARKUP
+<div>_content_</div>
+
+sparse:
+
+<div>
+<div class="inner">
+_content_
+</div>
+</div>
+
+paragraph
+
+<style type="text/css">
+    p {
+        color: red;
+    }
+</style>
+
+comment
+
+<!-- html comment -->
+MARKDOWN_WITH_MARKUP;
+
+        $expectedHtml = <<<EXPECTED_HTML
+<p>&lt;div&gt;<em>content</em>&lt;/div&gt;</p>
+<p>sparse:</p>
+<p>&lt;div&gt;
+&lt;div class=&quot;inner&quot;&gt;
+<em>content</em>
+&lt;/div&gt;
+&lt;/div&gt;</p>
+<p>paragraph</p>
+<p>&lt;style type=&quot;text/css&quot;&gt;
+p {
+color: red;
+}
+&lt;/style&gt;</p>
+<p>comment</p>
+<p>&lt;!-- html comment --&gt;</p>
+EXPECTED_HTML;
+        $parsedownWithNoMarkup = new Parsedown();
+        $parsedownWithNoMarkup->setMarkupEscaped(true);
+        $this->assertEquals($expectedHtml, $parsedownWithNoMarkup->text($markdownWithHtml));
+    }
+
+    public function testLateStaticBinding()
+    {
+        include 'test/TestParsedown.php';
+
+        $parsedown = Parsedown::instance();
+        $this->assertInstanceOf('Parsedown', $parsedown);
+
+        // After instance is already called on Parsedown
+        // subsequent calls with the same arguments return the same instance
+        $sameParsedown = TestParsedown::instance();
+        $this->assertInstanceOf('Parsedown', $sameParsedown);
+        $this->assertSame($parsedown, $sameParsedown);
+
+        $testParsedown = TestParsedown::instance('test late static binding');
+        $this->assertInstanceOf('TestParsedown', $testParsedown);
+
+        $sameInstanceAgain = TestParsedown::instance('test late static binding');
+        $this->assertSame($testParsedown, $sameInstanceAgain);
+    }
+}
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/TestParsedown.php b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/TestParsedown.php
new file mode 100644
index 0000000000..7024dfbccd
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/TestParsedown.php
@@ -0,0 +1,5 @@
+<?php
+
+class TestParsedown extends Parsedown
+{
+}
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/bootstrap.php b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/bootstrap.php
new file mode 100644
index 0000000000..5f264d2f26
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/bootstrap.php
@@ -0,0 +1,3 @@
+<?php
+
+include 'Parsedown.php';
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.html
new file mode 100644
index 0000000000..88e1c2bd44
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.html
@@ -0,0 +1,18 @@
+<table>
+<thead>
+<tr>
+<th>header 1</th>
+<th>header 2</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td>cell 1.1</td>
+<td>cell 1.2</td>
+</tr>
+<tr>
+<td>cell 2.1</td>
+<td>cell 2.2</td>
+</tr>
+</tbody>
+</table>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.md
new file mode 100644
index 0000000000..5245e6c9dd
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aesthetic_table.md
@@ -0,0 +1,4 @@
+| header 1 | header 2 |
+| -------- | -------- |
+| cell 1.1 | cell 1.2 |
+| cell 2.1 | cell 2.2 |
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.html
new file mode 100644
index 0000000000..c4acfcb68c
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.html
@@ -0,0 +1,21 @@
+<table>
+<thead>
+<tr>
+<th style="text-align: left;">header 1</th>
+<th style="text-align: center;">header 2</th>
+<th style="text-align: right;">header 2</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td style="text-align: left;">cell 1.1</td>
+<td style="text-align: center;">cell 1.2</td>
+<td style="text-align: right;">cell 1.3</td>
+</tr>
+<tr>
+<td style="text-align: left;">cell 2.1</td>
+<td style="text-align: center;">cell 2.2</td>
+<td style="text-align: right;">cell 2.3</td>
+</tr>
+</tbody>
+</table>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.md
new file mode 100644
index 0000000000..69a45f90fe
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/aligned_table.md
@@ -0,0 +1,4 @@
+| header 1 | header 2 | header 2 |
+| :------- | :------: | -------: |
+| cell 1.1 | cell 1.2 | cell 1.3 |
+| cell 2.1 | cell 2.2 | cell 2.3 |
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.html
new file mode 100644
index 0000000000..751f8739f8
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.html
@@ -0,0 +1,9 @@
+<h1>h1</h1>
+<h2>h2</h2>
+<h3>h3</h3>
+<h4>h4</h4>
+<h5>h5</h5>
+<h6>h6</h6>
+<p>####### not a heading</p>
+<h1>closed h1</h1>
+<p>#</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.md
new file mode 100644
index 0000000000..ad97b44ca1
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/atx_heading.md
@@ -0,0 +1,17 @@
+# h1
+
+## h2
+
+### h3
+
+#### h4
+
+##### h5
+
+###### h6
+
+####### not a heading
+
+# closed h1 #
+
+#
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.html
new file mode 100644
index 0000000000..50a94ba0fb
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.html
@@ -0,0 +1 @@
+<p><a href="http://example.com">http://example.com</a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.md
new file mode 100644
index 0000000000..08d3bf46a8
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/automatic_link.md
@@ -0,0 +1 @@
+<http://example.com>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.html
new file mode 100644
index 0000000000..6443a4a6a5
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.html
@@ -0,0 +1,12 @@
+<div>_content_</div>
+<p>paragraph</p>
+<div>
+  <div class="inner">
+    _content_
+  </div>
+</div>
+<style type="text/css">
+  p {color: #789;}
+</style>
+<div>
+  <a href="/">home</a></div>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.md
new file mode 100644
index 0000000000..17cbc22d31
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/block-level_html.md
@@ -0,0 +1,16 @@
+<div>_content_</div>
+
+paragraph
+
+<div>
+  <div class="inner">
+    _content_
+  </div>
+</div>
+
+<style type="text/css">
+  p {color: #789;}
+</style>
+
+<div>
+  <a href="/">home</a></div>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.html
new file mode 100644
index 0000000000..889b02d993
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.html
@@ -0,0 +1,8 @@
+<pre><code>&lt;?php
+
+$message = 'Hello World!';
+echo $message;</code></pre>
+<hr />
+<pre><code>&gt; not a quote
+- not a list item
+[not a reference]: http://foo.com</code></pre>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.md
new file mode 100644
index 0000000000..2cfc953cc6
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_block.md
@@ -0,0 +1,10 @@
+    <?php
+
+    $message = 'Hello World!';
+    echo $message;
+
+---
+
+    > not a quote
+    - not a list item
+    [not a reference]: http://foo.com
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.html
new file mode 100644
index 0000000000..5c4c231e38
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.html
@@ -0,0 +1,6 @@
+<p>a <code>code span</code></p>
+<p><code>this is also a codespan</code> trailing text</p>
+<p><code>and look at this one!</code></p>
+<p>single backtick in a code span: <code>`</code></p>
+<p>backtick-delimited string in a code span: <code>`foo`</code></p>
+<p><code>sth `` sth</code></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.md
new file mode 100644
index 0000000000..c2f1a74420
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/code_span.md
@@ -0,0 +1,11 @@
+a `code span`
+
+`this is also a codespan` trailing text
+
+`and look at this one!`
+
+single backtick in a code span: `` ` ``
+
+backtick-delimited string in a code span: `` `foo` ``
+
+`sth `` sth`
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.html
new file mode 100644
index 0000000000..37afb57a48
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.html
@@ -0,0 +1,9 @@
+<blockquote>
+<h2>header</h2>
+<p>paragraph</p>
+<ul>
+<li>li</li>
+</ul>
+<hr />
+<p>paragraph</p>
+</blockquote>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.md
new file mode 100644
index 0000000000..80c4aed16c
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_blockquote.md
@@ -0,0 +1,10 @@
+> header
+> ------
+>
+> paragraph
+>
+> - li
+>
+> ---
+>
+> paragraph
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.html
new file mode 100644
index 0000000000..178dd54bae
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.html
@@ -0,0 +1,2 @@
+<p><em><code>code</code></em> <strong><code>code</code></strong></p>
+<p><em><code>code</code><strong><code>code</code></strong><code>code</code></em></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.md
new file mode 100644
index 0000000000..6fe07f2600
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_emphasis.md
@@ -0,0 +1,4 @@
+_`code`_ __`code`__
+
+*`code`**`code`**`code`*
+
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.html
new file mode 100644
index 0000000000..f5593c1420
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.html
@@ -0,0 +1,12 @@
+<ul>
+<li>
+<p>paragraph</p>
+<p>paragraph</p>
+</li>
+<li>
+<p>paragraph</p>
+<blockquote>
+<p>quote</p>
+</blockquote>
+</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.md
new file mode 100644
index 0000000000..ed7f0c60f3
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/compound_list.md
@@ -0,0 +1,7 @@
+- paragraph
+
+  paragraph
+
+- paragraph
+
+  > quote
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.html
new file mode 100644
index 0000000000..d2c7e5acc8
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.html
@@ -0,0 +1,12 @@
+<ul>
+<li>li
+<ul>
+<li>li
+<ul>
+<li>li</li>
+<li>li</li>
+</ul></li>
+<li>li</li>
+</ul></li>
+<li>li</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.md
new file mode 100644
index 0000000000..76b7552d85
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/deeply_nested_list.md
@@ -0,0 +1,6 @@
+- li
+    - li
+        - li
+        - li
+    - li
+- li
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.html
new file mode 100644
index 0000000000..323d60aec7
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.html
@@ -0,0 +1,8 @@
+<p><strong><em>em strong</em></strong></p>
+<p><strong><em>em strong</em> strong</strong></p>
+<p><strong>strong <em>em strong</em></strong></p>
+<p><strong>strong <em>em strong</em> strong</strong></p>
+<p><strong><em>em strong</em></strong></p>
+<p><strong><em>em strong</em> strong</strong></p>
+<p><strong>strong <em>em strong</em></strong></p>
+<p><strong>strong <em>em strong</em> strong</strong></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.md
new file mode 100644
index 0000000000..9abeb3fd4a
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/em_strong.md
@@ -0,0 +1,15 @@
+___em strong___
+
+___em strong_ strong__
+
+__strong _em strong___
+
+__strong _em strong_ strong__
+
+***em strong***
+
+***em strong* strong**
+
+**strong *em strong***
+
+**strong *em strong* strong**
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.html
new file mode 100644
index 0000000000..c40759c969
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.html
@@ -0,0 +1 @@
+<p>my email is <a href="mailto:me@example.com">me@example.com</a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.md
new file mode 100644
index 0000000000..26b7b6cc56
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/email.md
@@ -0,0 +1 @@
+my email is <me@example.com>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.html
new file mode 100644
index 0000000000..60ff4bd8b3
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.html
@@ -0,0 +1,8 @@
+<p><em>underscore</em>, <em>asterisk</em>, <em>one two</em>, <em>three four</em>, <em>a</em>, <em>b</em></p>
+<p><strong>strong</strong> and <em>em</em> and <strong>strong</strong> and <em>em</em></p>
+<p><em>line
+line
+line</em></p>
+<p>this_is_not_an_emphasis</p>
+<p>an empty emphasis __ ** is not an emphasis</p>
+<p>*mixed *<em>double and</em> single asterisk** spans</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.md
new file mode 100644
index 0000000000..85b9d2299f
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/emphasis.md
@@ -0,0 +1,13 @@
+_underscore_, *asterisk*, _one two_, *three four*, _a_, *b*
+
+**strong** and *em* and **strong** and *em*
+
+_line
+line
+line_
+
+this_is_not_an_emphasis
+
+an empty emphasis __ ** is not an emphasis
+
+*mixed **double and* single asterisk** spans
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.html
new file mode 100644
index 0000000000..ab1c41fdc1
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.html
@@ -0,0 +1,6 @@
+<p>escaped *emphasis*.</p>
+<p><code>escaped \*emphasis\* in a code span</code></p>
+<pre><code>escaped \*emphasis\* in a code block</code></pre>
+<p>\ ` * _ { } [ ] ( ) > # + - . !</p>
+<p><em>one_two</em> <strong>one_two</strong></p>
+<p><em>one*two</em> <strong>one*two</strong></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.md
new file mode 100644
index 0000000000..9f174e98c2
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/escaping.md
@@ -0,0 +1,11 @@
+escaped \*emphasis\*.
+
+`escaped \*emphasis\* in a code span`
+
+    escaped \*emphasis\* in a code block
+
+\\ \` \* \_ \{ \} \[ \] \( \) \> \# \+ \- \. \!
+
+_one\_two_ __one\_two__
+
+*one\*two* **one\*two**
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.html
new file mode 100644
index 0000000000..8bdabba962
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.html
@@ -0,0 +1,6 @@
+<pre><code>&lt;?php
+
+$message = 'fenced code block';
+echo $message;</code></pre>
+<pre><code>tilde</code></pre>
+<pre><code class="language-php">echo 'language identifier';</code></pre>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.md
new file mode 100644
index 0000000000..cbed8ebb56
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/fenced_code_block.md
@@ -0,0 +1,14 @@
+```
+<?php
+
+$message = 'fenced code block';
+echo $message;
+```
+
+~~~
+tilde
+~~~
+
+```php
+echo 'language identifier';
+```
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.html
new file mode 100644
index 0000000000..68da03d062
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.html
@@ -0,0 +1,5 @@
+<hr />
+<hr />
+<hr />
+<hr />
+<hr />
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.md
new file mode 100644
index 0000000000..bf461a925e
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/horizontal_rule.md
@@ -0,0 +1,9 @@
+---
+
+- - -
+
+   - - -
+
+***
+
+___
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.html
new file mode 100644
index 0000000000..566dc3add5
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.html
@@ -0,0 +1,5 @@
+<!-- single line -->
+<p>paragraph</p>
+<!-- 
+  multiline -->
+<p>paragraph</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.md
new file mode 100644
index 0000000000..6ddfdb441e
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_comment.md
@@ -0,0 +1,8 @@
+<!-- single line -->
+
+paragraph
+
+<!-- 
+  multiline -->
+
+paragraph
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.html
new file mode 100644
index 0000000000..4d23e3cd4b
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.html
@@ -0,0 +1 @@
+<p>&amp; &copy; &#123;</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.md
new file mode 100644
index 0000000000..ff545ea5ca
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/html_entity.md
@@ -0,0 +1 @@
+&amp; &copy; &#123;
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.html
new file mode 100644
index 0000000000..67fbd2c864
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.html
@@ -0,0 +1,2 @@
+<p><img src="/md.png" alt="Markdown Logo" /></p>
+<p>![missing reference]</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.md
new file mode 100644
index 0000000000..1e11d9479e
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_reference.md
@@ -0,0 +1,5 @@
+![Markdown Logo][image]
+
+[image]: /md.png
+
+![missing reference]
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.html
new file mode 100644
index 0000000000..957c9505cf
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.html
@@ -0,0 +1,2 @@
+<p><img src="/md.png" alt="alt" title="title" /></p>
+<p><img src="/md.png" alt="blank title" title="" /></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.md
new file mode 100644
index 0000000000..7ce2849a51
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/image_title.md
@@ -0,0 +1,3 @@
+![alt](/md.png "title")
+
+![blank title](/md.png "")
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.html
new file mode 100644
index 0000000000..24b51c1b00
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.html
@@ -0,0 +1,4 @@
+<p>an <a href="http://example.com">implicit</a> reference link</p>
+<p>an <a href="http://example.com">implicit</a> reference link with an empty link definition</p>
+<p>an <a href="http://example.com">implicit</a> reference link followed by <a href="http://cnn.com">another</a></p>
+<p>an <a href="http://example.com" title="Example">explicit</a> reference link with a title</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.md
new file mode 100644
index 0000000000..f850df964c
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/implicit_reference.md
@@ -0,0 +1,13 @@
+an [implicit] reference link
+
+[implicit]: http://example.com
+
+an [implicit][] reference link with an empty link definition
+
+an [implicit][] reference link followed by [another][]
+
+[another]: http://cnn.com
+
+an [explicit][example] reference link with a title
+
+[example]: http://example.com "Example"
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.html
new file mode 100644
index 0000000000..5ad564aa3d
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.html
@@ -0,0 +1,6 @@
+<p><a href="http://example.com">link</a></p>
+<p><a href="/url-(parentheses)">link</a> with parentheses in URL </p>
+<p>(<a href="/index.php">link</a>) in parentheses</p>
+<p><a href="http://example.com"><code>link</code></a></p>
+<p><a href="http://example.com"><img src="http://parsedown.org/md.png" alt="MD Logo" /></a></p>
+<p><a href="http://example.com"><img src="http://parsedown.org/md.png" alt="MD Logo" /> and text</a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.md
new file mode 100644
index 0000000000..6bac0b35e6
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link.md
@@ -0,0 +1,11 @@
+[link](http://example.com)
+
+[link](/url-(parentheses)) with parentheses in URL 
+
+([link](/index.php)) in parentheses
+
+[`link`](http://example.com)
+
+[![MD Logo](http://parsedown.org/md.png)](http://example.com)
+
+[![MD Logo](http://parsedown.org/md.png) and text](http://example.com)
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.html
new file mode 100644
index 0000000000..ecdfd03daa
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.html
@@ -0,0 +1,6 @@
+<p><a href="http://example.com" title="Title">single quotes</a></p>
+<p><a href="http://example.com" title="Title">double quotes</a></p>
+<p><a href="http://example.com" title="">single quotes blank</a></p>
+<p><a href="http://example.com" title="">double quotes blank</a></p>
+<p><a href="http://example.com" title="2 Words">space</a></p>
+<p><a href="http://example.com/url-(parentheses)" title="Title">parentheses</a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.md
new file mode 100644
index 0000000000..6e1c5af9bc
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_link_title.md
@@ -0,0 +1,11 @@
+[single quotes](http://example.com 'Title')
+
+[double quotes](http://example.com "Title")
+
+[single quotes blank](http://example.com '')
+
+[double quotes blank](http://example.com "")
+
+[space](http://example.com "2 Words")
+
+[parentheses](http://example.com/url-(parentheses) "Title")
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.html
new file mode 100644
index 0000000000..bbab93b6c5
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.html
@@ -0,0 +1 @@
+<p><a href="http://example.com" title="Example">single quotes</a> and <a href="http://example.com" title="Example">double quotes</a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.md
new file mode 100644
index 0000000000..cb09344a1b
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/inline_title.md
@@ -0,0 +1 @@
+[single quotes](http://example.com 'Example') and [double quotes](http://example.com "Example")
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.html
new file mode 100644
index 0000000000..0a2a2aaf9a
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.html
@@ -0,0 +1,6 @@
+<blockquote>
+<p>quote
+the rest of it</p>
+<p>another paragraph
+the rest of it</p>
+</blockquote>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.md
new file mode 100644
index 0000000000..48f645f947
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_blockquote.md
@@ -0,0 +1,5 @@
+> quote
+the rest of it
+
+> another paragraph
+the rest of it
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.html
new file mode 100644
index 0000000000..1a51992495
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.html
@@ -0,0 +1,4 @@
+<ul>
+<li>li
+the rest of it</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.md
new file mode 100644
index 0000000000..62ad9d719b
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/lazy_list.md
@@ -0,0 +1,2 @@
+- li
+the rest of it
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.html
new file mode 100644
index 0000000000..5f37d854c0
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.html
@@ -0,0 +1,2 @@
+<p>line<br />
+line</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.md
new file mode 100644
index 0000000000..04dff43e04
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/line_break.md
@@ -0,0 +1,2 @@
+line  
+line
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.html
new file mode 100644
index 0000000000..3247bd2279
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.html
@@ -0,0 +1,7 @@
+<ul>
+<li>
+<p>li</p>
+<p>line
+line</p>
+</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.md
new file mode 100644
index 0000000000..f5b42729fe
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/multiline_list_paragraph.md
@@ -0,0 +1,4 @@
+- li
+
+  line
+  line
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.html
new file mode 100644
index 0000000000..bfbef54d76
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.html
@@ -0,0 +1,10 @@
+<div>
+_parent_
+<div>
+_child_
+</div>
+<pre>
+_adopted child_
+</pre>
+</div>
+<p><em>outside</em></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.md
new file mode 100644
index 0000000000..5e01e10978
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/nested_block-level_html.md
@@ -0,0 +1,11 @@
+<div>
+_parent_
+<div>
+_child_
+</div>
+<pre>
+_adopted child_
+</pre>
+</div>
+
+_outside_
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.html
new file mode 100644
index 0000000000..b6c5216ca0
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.html
@@ -0,0 +1,13 @@
+<ol>
+<li>one</li>
+<li>two</li>
+</ol>
+<p>repeating numbers:</p>
+<ol>
+<li>one</li>
+<li>two</li>
+</ol>
+<p>large numbers:</p>
+<ol>
+<li>one</li>
+</ol>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.md
new file mode 100644
index 0000000000..b307032cfe
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/ordered_list.md
@@ -0,0 +1,11 @@
+1. one
+2. two
+
+repeating numbers:
+
+1. one
+1. two
+
+large numbers:
+
+123. one
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.html
new file mode 100644
index 0000000000..ced1c43ee3
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.html
@@ -0,0 +1,12 @@
+<p>paragraph</p>
+<ul>
+<li>li</li>
+<li>li</li>
+</ul>
+<p>paragraph</p>
+<ul>
+<li>
+<p>li</p>
+</li>
+<li>li</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.md
new file mode 100644
index 0000000000..b973908ced
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/paragraph_list.md
@@ -0,0 +1,9 @@
+paragraph
+- li
+- li
+
+paragraph
+
+   * li
+   
+   * li
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.html
new file mode 100644
index 0000000000..8f2be944c6
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.html
@@ -0,0 +1,2 @@
+<p><a href="http://example.com" title="example title">double quotes</a> and <a href="http://example.com" title="example title">single quotes</a> and <a href="http://example.com" title="example title">parentheses</a></p>
+<p>[invalid title]: <a href="http://example.com">http://example.com</a> example title</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.md
new file mode 100644
index 0000000000..43cb21708c
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/reference_title.md
@@ -0,0 +1,6 @@
+[double quotes] and [single quotes] and [parentheses]
+
+[double quotes]: http://example.com "example title"
+[single quotes]: http://example.com 'example title'
+[parentheses]: http://example.com (example title)
+[invalid title]: http://example.com example title
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.html
new file mode 100644
index 0000000000..4d072b43ff
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.html
@@ -0,0 +1,12 @@
+<hr>
+<p>paragraph</p>
+<hr/>
+<p>paragraph</p>
+<hr />
+<p>paragraph</p>
+<hr class="foo" id="bar" />
+<p>paragraph</p>
+<hr class="foo" id="bar"/>
+<p>paragraph</p>
+<hr class="foo" id="bar" >
+<p>paragraph</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.md
new file mode 100644
index 0000000000..acb20327d8
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/self-closing_html.md
@@ -0,0 +1,12 @@
+<hr>
+paragraph
+<hr/>
+paragraph
+<hr />
+paragraph
+<hr class="foo" id="bar" />
+paragraph
+<hr class="foo" id="bar"/>
+paragraph
+<hr class="foo" id="bar" >
+paragraph
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.html
new file mode 100644
index 0000000000..80a5cae264
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.html
@@ -0,0 +1,9 @@
+<ul>
+<li>
+<p>li</p>
+<ul>
+<li>li</li>
+<li>li</li>
+</ul>
+</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.md
new file mode 100644
index 0000000000..d7cd1af792
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/separated_nested_list.md
@@ -0,0 +1,4 @@
+- li
+
+    - li
+    - li
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.html
new file mode 100644
index 0000000000..60aac08151
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.html
@@ -0,0 +1,5 @@
+<h1>h1</h1>
+<h2>h2</h2>
+<h2>single character</h2>
+<p>not a header</p>
+<hr />
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.md
new file mode 100644
index 0000000000..c43b52c367
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/setext_header.md
@@ -0,0 +1,12 @@
+h1
+==
+
+h2
+--
+
+single character
+-
+
+not a header
+
+------------
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.html
new file mode 100644
index 0000000000..8225d57cc2
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.html
@@ -0,0 +1,11 @@
+<blockquote>
+<p>quote</p>
+</blockquote>
+<p>indented:</p>
+<blockquote>
+<p>quote</p>
+</blockquote>
+<p>no space after <code>&gt;</code>:</p>
+<blockquote>
+<p>quote</p>
+</blockquote>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.md
new file mode 100644
index 0000000000..22b6b11a95
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_blockquote.md
@@ -0,0 +1,7 @@
+> quote
+
+indented:
+   > quote
+
+no space after `>`:
+>quote
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.html
new file mode 100644
index 0000000000..237d7efb33
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.html
@@ -0,0 +1,37 @@
+<table>
+<thead>
+<tr>
+<th>header 1</th>
+<th>header 2</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td>cell 1.1</td>
+<td>cell 1.2</td>
+</tr>
+<tr>
+<td>cell 2.1</td>
+<td>cell 2.2</td>
+</tr>
+</tbody>
+</table>
+<hr />
+<table>
+<thead>
+<tr>
+<th style="text-align: left;">header 1</th>
+<th>header 2</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td style="text-align: left;">cell 1.1</td>
+<td>cell 1.2</td>
+</tr>
+<tr>
+<td style="text-align: left;">cell 2.1</td>
+<td>cell 2.2</td>
+</tr>
+</tbody>
+</table>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.md
new file mode 100644
index 0000000000..466d140e31
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/simple_table.md
@@ -0,0 +1,11 @@
+header 1 | header 2
+-------- | --------
+cell 1.1 | cell 1.2
+cell 2.1 | cell 2.2
+
+---
+
+header 1 | header 2
+:------- | --------
+cell 1.1 | cell 1.2
+cell 2.1 | cell 2.2
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.html
new file mode 100644
index 0000000000..f852a25a23
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.html
@@ -0,0 +1,5 @@
+<p>an <b>important</b> <a href=''>link</a></p>
+<p>broken<br/>
+line</p>
+<p><b>inline tag</b> at the beginning</p>
+<p><span><a href="http://example.com">http://example.com</a></span></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.md
new file mode 100644
index 0000000000..f221965553
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/span-level_html.md
@@ -0,0 +1,8 @@
+an <b>important</b> <a href=''>link</a>
+
+broken<br/>
+line
+
+<b>inline tag</b> at the beginning
+
+<span>http://example.com</span>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.html
new file mode 100644
index 0000000000..095bc73969
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.html
@@ -0,0 +1,7 @@
+<ul>
+<li>
+<p>li</p>
+</li>
+<li>li</li>
+<li>li</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.md
new file mode 100644
index 0000000000..576842277d
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_dense_list.md
@@ -0,0 +1,4 @@
+- li
+
+- li
+- li
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.html
new file mode 100644
index 0000000000..9e896274c8
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.html
@@ -0,0 +1,8 @@
+<div>
+line 1
+
+line 2
+line 3
+
+line 4
+</div>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.md
new file mode 100644
index 0000000000..9e896274c8
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_html.md
@@ -0,0 +1,8 @@
+<div>
+line 1
+
+line 2
+line 3
+
+line 4
+</div>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.html
new file mode 100644
index 0000000000..452b2b86dd
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.html
@@ -0,0 +1,15 @@
+<ul>
+<li>
+<p>li</p>
+</li>
+<li>li</li>
+</ul>
+<hr />
+<ul>
+<li>
+<p>li</p>
+<ul>
+<li>indented li</li>
+</ul>
+</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.md
new file mode 100644
index 0000000000..362a35f57c
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/sparse_list.md
@@ -0,0 +1,9 @@
+- li
+
+- li
+
+---
+
+- li
+
+    - indented li
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.html
new file mode 100644
index 0000000000..3b652c338f
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.html
@@ -0,0 +1,6 @@
+<p>AT&amp;T has an ampersand in their name</p>
+<p>this &amp; that</p>
+<p>4 &lt; 5 and 6 &gt; 5</p>
+<p><a href="http://example.com/autolink?a=1&amp;b=2">http://example.com/autolink?a=1&amp;b=2</a></p>
+<p><a href="/script?a=1&amp;b=2">inline link</a></p>
+<p><a href="http://example.com/?a=1&amp;b=2">reference link</a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.md
new file mode 100644
index 0000000000..111b03b636
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/special_characters.md
@@ -0,0 +1,13 @@
+AT&T has an ampersand in their name
+
+this & that
+
+4 < 5 and 6 > 5
+
+<http://example.com/autolink?a=1&b=2>
+
+[inline link](/script?a=1&b=2)
+
+[reference link][1]
+
+[1]: http://example.com/?a=1&b=2
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.html
new file mode 100644
index 0000000000..2a9da98213
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.html
@@ -0,0 +1,3 @@
+<p><del>strikethrough</del></p>
+<p>here's <del>one</del> followed by <del>another one</del></p>
+<p>~~ this ~~ is not one neither is ~this~</p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.md
new file mode 100644
index 0000000000..d169144d29
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strikethrough.md
@@ -0,0 +1,5 @@
+~~strikethrough~~
+
+here's ~~one~~ followed by ~~another one~~
+
+~~ this ~~ is not one neither is ~this~
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.html
new file mode 100644
index 0000000000..b709c9914b
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.html
@@ -0,0 +1,6 @@
+<p><em>em <strong>strong em</strong></em></p>
+<p><em><strong>strong em</strong> em</em></p>
+<p><em>em <strong>strong em</strong> em</em></p>
+<p><em>em <strong>strong em</strong></em></p>
+<p><em><strong>strong em</strong> em</em></p>
+<p><em>em <strong>strong em</strong> em</em></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.md
new file mode 100644
index 0000000000..f2aa3c7827
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/strong_em.md
@@ -0,0 +1,11 @@
+*em **strong em***
+
+***strong em** em*
+
+*em **strong em** em*
+
+_em __strong em___
+
+___strong em__ em_
+
+_em __strong em__ em_
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.html
new file mode 100644
index 0000000000..7c140de730
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.html
@@ -0,0 +1,6 @@
+<pre><code>&lt;?php
+
+$message = 'Hello World!';
+echo $message;
+
+echo "following a blank line";</code></pre>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.md
new file mode 100644
index 0000000000..a405a1609a
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/tab-indented_code_block.md
@@ -0,0 +1,6 @@
+	<?php
+	
+	$message = 'Hello World!';
+	echo $message;
+
+	echo "following a blank line";
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.html
new file mode 100644
index 0000000000..f4cebecba3
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.html
@@ -0,0 +1,22 @@
+<table>
+<thead>
+<tr>
+<th><em>header</em> 1</th>
+<th>header 2</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td><em>cell</em> 1.1</td>
+<td><del>cell</del> 1.2</td>
+</tr>
+<tr>
+<td><code>|</code> 2.1</td>
+<td>| 2.2</td>
+</tr>
+<tr>
+<td><code>\|</code> 2.1</td>
+<td><a href="/">link</a></td>
+</tr>
+</tbody>
+</table>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.md
new file mode 100644
index 0000000000..2f3c6200f2
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/table_inline_markdown.md
@@ -0,0 +1,5 @@
+| _header_ 1   | header 2     |
+| ------------ | ------------ |
+| _cell_ 1.1   | ~~cell~~ 1.2 |
+| `|` 2.1      | \| 2.2       |
+| `\|` 2.1     | [link](/)    |
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.html
new file mode 100644
index 0000000000..11e4d37ffa
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.html
@@ -0,0 +1,8 @@
+<p><a href="http://example.com">reference link</a></p>
+<p><a href="http://example.com">one</a> with a semantic name</p>
+<p>[one][404] with no definition</p>
+<p><a href="http://example.com">multiline
+one</a> defined on 2 lines</p>
+<p><a href="http://example.com">one</a> with a mixed case label and an upper case definition</p>
+<p><a href="http://example.com">one</a> with the a label on the next line</p>
+<p><a href="http://example.com"><code>link</code></a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.md
new file mode 100644
index 0000000000..1a66a5cf6b
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/text_reference.md
@@ -0,0 +1,21 @@
+[reference link][1]
+
+[1]: http://example.com
+
+[one][website] with a semantic name
+
+[website]: http://example.com
+
+[one][404] with no definition
+
+[multiline
+one][website] defined on 2 lines
+
+[one][Label] with a mixed case label and an upper case definition
+
+[LABEL]: http://example.com
+
+[one]
+[1] with the a label on the next line
+
+[`link`][website]
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.html
new file mode 100644
index 0000000000..cd95567b7b
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.html
@@ -0,0 +1,10 @@
+<ul>
+<li>li</li>
+<li>li</li>
+</ul>
+<p>mixed markers:</p>
+<ul>
+<li>li</li>
+<li>li</li>
+<li>li</li>
+</ul>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.md
new file mode 100644
index 0000000000..cf62c99f21
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/unordered_list.md
@@ -0,0 +1,8 @@
+- li
+- li
+
+mixed markers:
+
+* li
++ li
+- li
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.html
new file mode 100644
index 0000000000..88e1c2bd44
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.html
@@ -0,0 +1,18 @@
+<table>
+<thead>
+<tr>
+<th>header 1</th>
+<th>header 2</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td>cell 1.1</td>
+<td>cell 1.2</td>
+</tr>
+<tr>
+<td>cell 2.1</td>
+<td>cell 2.2</td>
+</tr>
+</tbody>
+</table>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.md
new file mode 100644
index 0000000000..8524eb1847
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/untidy_table.md
@@ -0,0 +1,4 @@
+| header 1 | header 2          |
+| ------------- | ----------- |
+| cell 1.1   | cell 1.2 |
+|    cell 2.1 | cell 2.2     |
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.html
new file mode 100644
index 0000000000..58ca94c6bd
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.html
@@ -0,0 +1,3 @@
+<p>an autolink <a href="http://example.com">http://example.com</a></p>
+<p>inside of brackets [<a href="http://example.com">http://example.com</a>], inside of braces {<a href="http://example.com">http://example.com</a>},  inside of parentheses (<a href="http://example.com">http://example.com</a>)</p>
+<p>trailing slash <a href="http://example.com/">http://example.com/</a> and <a href="http://example.com/path/">http://example.com/path/</a></p>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.md
new file mode 100644
index 0000000000..840f354042
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/url_autolinking.md
@@ -0,0 +1,5 @@
+an autolink http://example.com
+
+inside of brackets [http://example.com], inside of braces {http://example.com},  inside of parentheses (http://example.com)
+
+trailing slash http://example.com/ and http://example.com/path/
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.html b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.html
new file mode 100644
index 0000000000..f2dd7a0020
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.html
@@ -0,0 +1 @@
+<pre><code>code</code></pre>
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.md b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.md
new file mode 100644
index 0000000000..4cf926a8ad
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/api/erusev/parsedown/test/data/whitespace.md
@@ -0,0 +1,5 @@
+    
+
+    code
+
+    
\ No newline at end of file
diff --git a/wcfsetup/install/files/lib/system/api/parsedown/version b/wcfsetup/install/files/lib/system/api/parsedown/version
deleted file mode 100644
index b41a6383c6..0000000000
--- a/wcfsetup/install/files/lib/system/api/parsedown/version
+++ /dev/null
@@ -1 +0,0 @@
-Version of parsedown is 1.5.1
-- 
2.20.1