Pass pluginPath to MediaElement.js, fixing playback when ME.js is served through load-scripts.php.

Merges [24940] to the 3.6 branch.

props ocean90, wonderboymusic, azaozz.
fixes #24902.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24941 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Update about page for new screenshot and new video encoding. Remove old screenshots directory. fixes #24832.

props lancewillett, markjaquith.

Merges [24942] to the 3.6 branch.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24943 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Use wp_get_mime_types() when calling wp_check_filetype() in the audio and video shortcodes. fixes #24911.

Merges [24911] to the 3.6 branch.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24945 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Update MediaElement.js to 2.13.0 build, which fixes issues WordPress reported. see #24183.

Merges [24946] to the 3.6 branch.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24947 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Set audio player to width: 100% and avoid breaking the layout in iOS when we fall back to a link.

Merges [24948] to the 3.6 branch.

props markjaquith, davidjlaietta.
fixes #24896.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24949 1a063a9b-81f0-0310-95a4-ce76da25c4cd
On the about page, only serve Opera mp4. Pre-Chromium Opera and MediaElement.js doesn't load ogv (video/ogg). see #24832.

Merges [24950] to the 3.6 branch.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24951 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Make the About video responsive.

fixes #24832 for 3.6.

git-svn-id: http://core.svn.wordpress.org/branches/3.6@24953 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Restore the revisions meta box for 3.6. Hidden by default as before. Can be useful for a few lingering use cases. see #24804.

Merges [24955] to the 3.6 branch.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24956 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Compress scripts/styles: 3.6-RC2-24957.

git-svn-id: http://core.svn.wordpress.org/branches/3.6@24957 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Merge [24958] to the 3.6 branch.



git-svn-id: http://core.svn.wordpress.org/branches/3.6@24959 1a063a9b-81f0-0310-95a4-ce76da25c4cd
POT, generated from r24959

git-svn-id: http://core.svn.wordpress.org/branches/3.6@24961 1a063a9b-81f0-0310-95a4-ce76da25c4cd
POT, generated from r24959

git-svn-id: http://core.svn.wordpress.org/branches/3.6@24963 1a063a9b-81f0-0310-95a4-ce76da25c4cd
POT, generated from r24959

git-svn-id: http://core.svn.wordpress.org/branches/3.6@24965 1a063a9b-81f0-0310-95a4-ce76da25c4cd
POT, generated from r24959

git-svn-id: http://core.svn.wordpress.org/branches/3.6@24967 1a063a9b-81f0-0310-95a4-ce76da25c4cd