Added user registration and user profile apps

Added app with functions for all steps regarding user registration and profile creation 

Preview of login page
![selection_006](https://cloud.githubusercontent.com/assets/8374809/5061728/2ba970d6-6da4-11e4-9914-e7304c5f5c91.png)
Preview of profile page
![selection_007](https://cloud.githubusercontent.com/assets/8374809/5061729/2bc590cc-6da4-11e4-8ba8-dcfc6f48684e.png)