User model to strong params. Comment other attr_accessible to let tests run

app/controllers/admin/users_controller.rb

app/controllers/profiles/passwords_controller.rb

app/controllers/profiles_controller.rb

app/models/email.rb

app/models/event.rb

app/models/group.rb

app/models/namespace.rb

app/models/note.rb

app/models/project_hook.rb

app/models/snippet.rb

app/models/user.rb

app/models/users_project.rb

app/models/web_hook.rb