Replace deprecated WP_Screen::is_network property with WP_Screen::in_admin( 'network' ). props bpetty. fixes #23215.

git-svn-id: http://core.svn.wordpress.org/trunk@23658 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Merge remote-tracking branch 'upstream/master'
Fix typo in phpdoc. props fanquake. fixes #23737.

git-svn-id: http://core.svn.wordpress.org/trunk@23659 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Avoid an undefined index notice in get_post_type_archive_feed_link(). props ericlewis. fixes #23744.

git-svn-id: http://core.svn.wordpress.org/trunk@23660 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Check post locks with heartbeat and display modal notifications when a post is locked or a user takes over editing, props dh-shredder, see #23697

git-svn-id: http://core.svn.wordpress.org/trunk@23661 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Compress scripts/styles: 3.6-alpha-23662.

git-svn-id: http://core.svn.wordpress.org/trunk@23662 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix missing i18n in auto-draft titles. fixes #23565.

git-svn-id: http://core.svn.wordpress.org/trunk@23663 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix fatal error in WP_User_Query when searching users by URL. Move wp_is_large_network() to wp-includes. fixes #23683 for trunk.

git-svn-id: http://core.svn.wordpress.org/trunk@23664 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Improve punctuation in phpdoc. see #23090.

git-svn-id: http://core.svn.wordpress.org/trunk@23665 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Always respect $echo argument in get_search_form(). props garyc40, kawauso. fixes #16541.

git-svn-id: http://core.svn.wordpress.org/trunk@23666 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add $format argument to get_search_form() to allow HTML5 markup. props georgestephanis, lancewillett. fixes #15081.

git-svn-id: http://core.svn.wordpress.org/trunk@23667 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix array formatting. see #21210.

git-svn-id: http://core.svn.wordpress.org/trunk@23668 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Make get_home_path() return consistent slashes. fixes #23175.

git-svn-id: http://core.svn.wordpress.org/trunk@23669 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Thirteen: fix toggling header text display in Customizer. Props obenland, fixes #23722.

git-svn-id: http://core.svn.wordpress.org/trunk@23670 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Thirteen: better styles for gallery captions. Props obenland, see #23584.

git-svn-id: http://core.svn.wordpress.org/trunk@23671 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Thirteen: first pass at editor styles. Props Frank Klein and obenland. See #23551.

git-svn-id: http://core.svn.wordpress.org/trunk@23672 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Thirteen: remove searchform.php template once core search form accepts HTML5 argument. Props obenland, fixes #23701.

git-svn-id: http://core.svn.wordpress.org/trunk@23673 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'origin/master' into post-formats/23625
Improve RegEx for IRC