Update submodule ref
Grid view cell title and rating render correctly at 2x.
OESearchField displays selection background and insertion point correctly. (Fixes  #611)
Added setup assistant option to debug panel.
Replaced several box views with one themed OEBackgroundImageView.
Removed empty groups from Xcode project.
OEThemeImage handles 2x artwork better.
Improved cover grid cell drawing at 2x.
Improved pref button drawing.
No need to rebuild the whole menu