Doctors:

  * Added STI: User > Doctor
  * Added type column to users
  * Added Doctor extra fields
  * Override Devise strong parameters
  * Added Doctor simple profile page
  * Added Doctor simple edit page
Installed Twitter Bootstrap
Added spanish versions for translation files
Setted default_locale to spanish
Devise Views enhanced using Twitter BS.
User Profile Edition updated using BS.
End of file newline added.
Commented lines removed.
Root redirection updated.
User Show page created.
Added Image to Users via Dragonfly gem.
New Password input field placeholder reworded.
'Profile' link target updated. Alert removed from 'Sign out' link.
Added Translation For Devise and other texts
Personal and Professional information added to Doctor.
License Number field added to Doctor form.
devise for doctors & patients, root to users#index
do not check authenticate_user by now
Added Patient Entity
global helper auth methods