* Add FAQ as separate document. Removed from RST docs.
Future work:
* Add references to contact us.
* Substantial Rewrite of Contributing Guidelines
* Updated with review comments.
* Avoid duplicating contribution instructions
Reference the contribution guidelines online rather than repeating them.
Make language more consistent with other sources.
* Reshuffle contents based on review comments.
* Move contributing to root dir, populate it with contents of contribute.rst and contribute-unittest.rst
* Delete contribute.rst and contribute-unittest.rst
* Delete the defunct Google Summers of Code
*Add CONTACT.md, populating it from CONTACT.rst.
* Reference new CONTACT.md from Index.
* Fix broken links, ToC.
* Fix another link.
* Bring in changes to README and setup.py from #8450.
* Include OpenGL reference
* Mention all the sponsors.
* Wrong README file was modified - try again
* Updated a bunch of http -> https
Not every single instance, but made a major dent.
Only instances where https worked (inclem.net, I am looking at you.)
* Update CODE_OF_CONDUCT.md to be the most modern version
* Update with review comments
* Correct link
* Add stubs for GitHub-hosted pages
* Fix links
RST broken by line feed.
Inline link.
Trailing whitespace is forbidden in source code for this project
(implemented as part of the PEP8 checks), however the documentation
source files contained trailing whitespace. It seemed appropriate to
remove trailing whitespace in the documentation source files as well.