code: function _setDefaultTranslations(){
                      $scope.mdtTranslations = $scope.mdtTranslations || {};
  
                      $scope.mdtTranslations.rowsPerPage = $scope.mdtTranslations.rowsPerPage || 'Rows per page:';
  
                      $scope.mdtTranslations.largeEditDialog = $scope.mdtTranslations.largeEditDialog || {};
                      $scope.mdtTranslations.largeEditDialog.saveButtonLabel = $scope.mdtTranslations.largeEditDialog.saveButtonLabel || 'Save';
                      $scope.mdtTranslations.largeEditDialog.cancelButtonLabel = $scope.mdtTranslations.largeEditDialog.cancelButtonLabel || 'Cancel';
                  }
docs: set translations or fallback to a default value