Add status to Issue model
Model User validations added
Photo model validations added
Label validations model added
Add support for users sign up
Issue model validations added
Comment model validations added
Validations of Model City added
Another validation added to issue model
Syntax error from photo model fixed
Merge pull request #3 from heapsource/model-validations

Models validations
Minor fixes in validations
add session new and user new
Fix UsersController test
Implementation for sessions
Merge pull request #4 from heapsource/views

signup login views
Merge pull request #5 from heapsource/users-login

Implementation for sessions
Users can login using username or email
Name isn't required in sign up
Yield head added to application layout