Vladimir Bezuglõi

Fix for v1 suit to work with m2m sortables (In response to issue [#676](https://github.com/darklow/django-suit/issues/676))

When defining translation_class.validates :column, presence: true And in admin panel, if leaving field blank Save button does not work, and no notice. using gem 'rails_admin' gem 'rails_admin_globalize_field'