Update design of navigation
Featured apps field improvements
Update design of navigation

Conflicts:
	src/media/css/lib.styl
	src/media/css/transsonic.styl
Consistency improvements to collection creation page.
Consistency improvements to editorial brand creation page.
Consistency improvements to operator shelf creation page.
Change placeholder color for textareas
Correctly position preview in grid
Don't cache selectors in app_selector.
Aesthetic improvements to multiple app selector.
Some review cleanups
Merge pull request #8 from chuckharmston/whyareyoulettingchuckdodesignwork

UX sweep, part 1: create/edit forms.