Enhance the editor on the Add/Edit Post screens, first run. Props avril, see #28328.

git-svn-id: https://develop.svn.wordpress.org/trunk@29049 602fd350-edb4-49c9-b593-d223f7449a82
Fix whitespace, quotes and double patch content in wpautoresize plugin, see #28328

git-svn-id: https://develop.svn.wordpress.org/trunk@29050 602fd350-edb4-49c9-b593-d223f7449a82