fixed controller and app_config.yml indention
changed routes
added user relationships
added relationships to share model
Merge branch 'feature/sharingmodel' into develop

* feature/sharingmodel:
  added relationships to share model
  added user relationships
  changed routes
  fixed controller and app_config.yml indention
added welcome controller
set up test helper for devise
set up controller tests
added email fixtures
added authenticatiosn in welconme controller
added chooselayout method in welcome comtroller
added XSRF-TOKEN to applicationcontroller
sessionscontroller
added devise_scope user namespace routes
fixed aoolication controller
usersController
added routes in devise_scope user
Merge branch 'feature/welcome' into develop

* feature/welcome:
  added routes in devise_scope user
  usersController
  fixed aoolication controller
  added devise_scope user namespace routes
  sessionscontroller
  added XSRF-TOKEN to applicationcontroller
  added chooselayout method in welcome comtroller
  added authenticatiosn in welconme controller
  added email fixtures
  set up controller tests
  set up test helper for devise
  added welcome controller