remove trailing white-spaces from app/controllers/users_controller.rb.
remove trailing white-spaces from app/models/group_custom_field.rb.
remove trailing white-spaces from app/helpers/members_helper.rb.
remove trailing white-spaces from app/helpers/messages_helper.rb.
remove trailing white-spaces from app/helpers/my_helper.rb.
remove trailing white-spaces from app/helpers/mail_handler_helper.rb.
remove trailing white-spaces from app/helpers/documents_helper.rb.
remove trailing white-spaces from app/helpers/enumerations_helper.rb.
remove trailing white-spaces from app/helpers/groups_helper.rb.
remove trailing white-spaces from app/models/project_custom_field.rb.
