Merge pull request #409 from Torben-Brodt/unused-variables

remove unused variables, fix styleeditor

diff --cc wcfsetup/install.php
Simple merge

diff --cc wcfsetup/install/files/lib/data/cronjob/CronjobAction.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/data/style/StyleEditor.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/page/util/InlineCalendar.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/system/WCFSetup.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/system/database/editor/PostgreSQLDatabaseEditor.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/system/image/adapter/ImagickImageAdapter.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/system/option/SelectOptionType.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/system/package/PackageArchive.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/system/package/PackageInstallationSQLParser.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/system/package/plugin/UserGroupOptionPackageInstallationPlugin.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/util/CronjobUtil.class.php
Simple merge

diff --cc wcfsetup/install/files/lib/util/FileUtil.class.php
Simple merge