Nav menu item selection lists no longer need to be specifically de-whitespaced to match hierarchical taxonomy metaboxes. props corvannoorloos. fixes #22954 for 3.5. 


git-svn-id: http://core.svn.wordpress.org/branches/3.5@23286 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix the sprite positioning for HiDPI sorting arrows.

props lessbloat.
fixes #23071.
for 3.5.


git-svn-id: http://core.svn.wordpress.org/branches/3.5@23287 1a063a9b-81f0-0310-95a4-ce76da25c4cd