Local autosave: remove the locally stored data after a post is saved. This prevents false positives when several users edit the same post multiple times. See #23220

git-svn-id: http://core.svn.wordpress.org/trunk@23796 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Compress scripts/styles: 3.6-alpha-23797.

git-svn-id: http://core.svn.wordpress.org/trunk@23797 1a063a9b-81f0-0310-95a4-ce76da25c4cd