Merge pull request #68 from wendalynne/master

pdf show works
uncommented code wendy commented out
made edit button on events#show work
fixed cover image and menu upload for Event controllers, wrote up the events#edit controller so it works properly, a few stylistic changes here and there to make host story concept and image upload make sense
commented out some code, need to deal with concept of guests not having profiles
hooked up host name in events#index, changed bottom message for chefs in events#index
Merge github.com:nbhartiya/MVP
small fix on profile edit to make background image stock image clear