sphinx: Set the html_theme variable explicitly.

This should let our custom css show on readthedocs.org.
Add a sphinx/rst version of the tornadoweb.org index page. (WIP)
Get the tricky parts of the sphinx conversion working.
Add a max-width for body text to match the appengine site
Add favicon to sphinx config
Fix broken links
Add google webmaster tools verification tag
Fix html markup in sphinx docs
Remove unused files for client rest. For oauth purposes, We will use python-oauth2 instead
removed demos
removed tornado.test package
Added Qt based IOLoop
Added gen .py module required by restfulie
Remove unused server side files
return self instance when install mehtod is invoke
remove demod dir from manifest
remove unused file extensions from MANIFEST
Added Qt based IOLoop
Fix manifest and add epoll.c for python 2.5
Add 100-continue support for upload content