Fix rowBuilders gridOption attribute

Author: sickan90

src/js/core/factories/Grid.js

@@ -917,7 +917,7 @@ angular.module('ui.grid')
  var self = this;
 
  self.rowBuilders.forEach(function (builder) {
- builder.call(self, gridRow, self.gridOptions);
+ builder.call(self, gridRow, self.options);
  });
 
  return gridRow;