Revisions: Bump the tooltips up one pixel to prevent a Firefox hover-loop bug on the upper-border of the scrubber.

See #24736.

git-svn-id: http://core.svn.wordpress.org/trunk@24770 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix a media regression in [24110] that could cause duplicate models.

Props garyc40. Fixes #24753. See #24094, #23830.

git-svn-id: http://core.svn.wordpress.org/trunk@24771 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Revisions: Don't pin controls to the top in IE 7.

Seriously IE 7 users, this is more consideration than your browser deserves. You can thank us by upgrading.

See #24736. Props adamsilverstein.

git-svn-id: http://core.svn.wordpress.org/trunk@24772 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Compress scripts/styles: 3.6-RC1-24773.

git-svn-id: http://core.svn.wordpress.org/trunk@24773 1a063a9b-81f0-0310-95a4-ce76da25c4cd