Merge branch 'feature/add-tests-environment' into development
adding autogenerated comments
model user created
crud users without views implemented
partial views
selenium driver
crud views
partial view users
capybara crud views
adding flash messages in controller
validates email format
displaying flash messages and errors
refactoring delete#index and user.to_param - user.id
refactoring to expect sensible data
refactoring password fields
removing password on users
bcrypt and secure password
password_hash and password_salt migration
renamming folder
authenticate method in model