added campaignEdit ng-controller, annotated models, updated Campaign#edit view, Campaign#new view, and Profile#edit view
merged w/ wendy
Merge pull request #49 from wendalynne/master

removed ng validation from m/y on stripe (stripe validates this field anyway). this isn't worth spending more time on...
added yelp_id to profile, added successful and expires fields to campaign, annotated
updated profile views, campaign views
post pull and resolving conflicts