started omniauth tests
fixed provider
add foundation
fixed merge conflicts
Merge remote-tracking branch 'upstream/master'

Conflicts:
	app/views/layouts/application.html.erb
fixed sign in tests
upvoting and downvoting works
tests for adding, viewing, editing, and deleting topics
added tests for editing and deleting topics when not signed in
Merge pull request #7 from danidewitt/master

started omniauth tests, set up the spec helper for omniauth