Add more specific error messages when upgrading themes and plugins and the package cannot be extracted (no files), props SergeyBiryukov, fixes #24223

git-svn-id: http://core.svn.wordpress.org/trunk@24313 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add the jQuery version to the 'jquery' script alias

* Allows people to check it and get the right result

see #22975. props aaroncampbell.

git-svn-id: http://core.svn.wordpress.org/trunk@24314 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Some more RTL improvements for permalink settings. props SergeyBiryukov. fixes #16834.

git-svn-id: http://core.svn.wordpress.org/trunk@24315 1a063a9b-81f0-0310-95a4-ce76da25c4cd
In WP_User::get_data_by(), don't abs int negative IDs. Instead, return false when an ID less than 1 is passed.

Props nacin, mordauk
fixes #23480


git-svn-id: http://core.svn.wordpress.org/trunk@24316 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Revert [24291] pending further discussion and sleuthing. see #24364.



git-svn-id: http://core.svn.wordpress.org/trunk@24317 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Compress scripts/styles: 3.6-beta3-24318.

git-svn-id: http://core.svn.wordpress.org/trunk@24318 1a063a9b-81f0-0310-95a4-ce76da25c4cd
TwentyTwelve: in editor-style.css change .mceWPnextpage to .mce-wp-nextpage to match the core fix for Chrome. See #24177.

git-svn-id: http://core.svn.wordpress.org/trunk@24319 1a063a9b-81f0-0310-95a4-ce76da25c4cd