Set page bottom bar appearance once.
Draw page bottom bar background in code.
Shrink tab bar to match posts view toolbar.
Fix rotating footer view in tab bar controller.

We're required to set the position of the view we return. Since we don't layout
the selected view controller's footer view (if any), we shouldn't return it.
Fix directory case for contents of Resources/Images.

Not sure how the lowercase 'i' got in there, but we might as well get it right.
Move Film Dump thread tags to Thread Tags folder.
Remove old pbxuser stuff.
Remove unused images.
Organize Images group in Xcode.
Embiggen tab bar hitbox to 44pt tall.