Tag 3.5.2

git-svn-id: http://core.svn.wordpress.org/tags/3.5.2@24493 1a063a9b-81f0-0310-95a4-ce76da25c4cd
3.5.2 - include [24495].



git-svn-id: http://core.svn.wordpress.org/tags/3.5.2@24496 1a063a9b-81f0-0310-95a4-ce76da25c4cd
3.5.2 - include [24498].



git-svn-id: http://core.svn.wordpress.org/tags/3.5.2@24499 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Added submodule VanillaIF.
Added .gitignore.
Updated submodule VanillaIF.