docs: Tweak the top-level Sphinx page
authorJonathan Corbet <corbet@lwn.net>
Wed, 26 Oct 2016 21:43:00 +0000 (15:43 -0600)
committerJonathan Corbet <corbet@lwn.net>
Thu, 27 Oct 2016 22:33:36 +0000 (16:33 -0600)
commitb51208d41c6a4e7fc2f05e63df49f1834cd3c208
tree610385aca3523b5e6aac8b54511f56c77345f544
parent9e1f08607f904e89568e197f4e30985484a87fd7
docs: Tweak the top-level Sphinx page

This will be the initial landing point for readers, so give them a bit of
introductory material.  Also split the TOC into area-specific chunks to
make the whole thing a bit more approachable.

Reviewed-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Documentation/index.rst