Added extra test to make sure that save still works after rollback
Added extra test to make sure that save still works after rollback

telekomatrix/angularjs-rails-resource,muthhus/angularjs-rails-resource,FineLinePrototyping/angularjs-rails-resource,poporul/angularjs-rails-resource,telekomatrix/angularjs-rails-resource,Saicheg/angularjs-rails-resource,FineLinePrototyping/angularjs-rails-resource,poporul/angularjs-rails-resource,Saicheg/angularjs-rails-resource,muthhus/angularjs-rails-resource