Correct inline docs for cache.php. props ocean90. fixes #23058.

git-svn-id: http://core.svn.wordpress.org/trunk@23328 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Validate pingback source URIs. Less verbose errors.



git-svn-id: http://core.svn.wordpress.org/trunk@23329 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Compress scripts/styles: 3.6-alpha-23334. TinyMCE updated.

git-svn-id: http://core.svn.wordpress.org/trunk@23334 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Simplify the logic for printing "Lost your password?" link. props ktdreyer. fixes #16498.

git-svn-id: http://core.svn.wordpress.org/trunk@23336 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Define the variable before using it. fixes #23181.

git-svn-id: http://core.svn.wordpress.org/trunk@23337 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Prevent an unintended visibility change from "Password protected" to "Public" when updating the post.

props thomasvanderbeek. fixes #23065.

git-svn-id: http://core.svn.wordpress.org/trunk@23338 1a063a9b-81f0-0310-95a4-ce76da25c4cd