updates readme
Merge pull request #10 from kelseyledford/users

Users
changes background images on main page
hides passwords when typing; changes sign in and signup background images
basic stylign for the signin page
Merge branch 'styling' of https://github.com/kelseyledford/reveaLA-angular into styling
basic styling for signup page; spots factory
Merge pull request #12 from kelseyledford/styling

Styling
added more User controllers
merged conflict