Hide the post title and auto-generate based on the post body, for the status and aside post formats.

props kovshenin. see #24011.

git-svn-id: http://core.svn.wordpress.org/trunk@24043 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Compress scripts/styles: 3.6-beta1-24044.

git-svn-id: http://core.svn.wordpress.org/trunk@24044 1a063a9b-81f0-0310-95a4-ce76da25c4cd