Adds tests for user and position relationship
Create migration for drop join table between users and positions,
also adds a bio field for users table
Changes relation between user and position models (passing tests)
show correct info of user in show view
WIP capybara testing
Add selenium web driver

* Remove webkit selenium driver
Add failling case capybara test
fix issue with fabricators
add ignored files
comments tests
coverage of the app
Adding pending capybara test until we fix login issues
Merge pull request #13 from crowdint/feature_user_profile

Feature user profile