added validation to the Contact Rails model
added validation to the Contact Rails model

DLove/ember_rest_example,utkarsh-mishra/ember_rest_example,mhadj1/ember_rest_example,mhadj1/ember_rest_example,jcollyer/ember_rails_crud,jcollyer/ember_rails_crud,DLove/ember_rest_example,rsmbiochem/ember_rest_example,rsmbiochem/ember_rest_example,utkarsh-mishra/ember_rest_example,dgeb/ember_rest_example,dgeb/ember_rest_example