updating redirect to products page once user signs in/up.
adding facebook photo to navbar when user is signed in
added link to navbar for user to add a product.
fixing navbar so add product link only shows for sign in user.
moving facebook image styling out of html. Added rounded corners and border.
removing better errors for courtney
adding authorization for current user to only see thier user info/pages.
adding better errors back in.
Merge pull request #26 from cmcilhenny/authorization

amazing!