code: function(receiver, supplier){
  
          for (var prop in supplier){
              if (supplier.hasOwnProperty(prop)){
                  receiver[prop] = supplier[prop];
              }
          }
  
          return receiver;
      }
docs: Mixes the own properties from the supplier onto the
  receiver.
  @param {Object} receiver The object to receive the properties.
  @param {Object} supplier The object to supply the properties.
  @return {Object} The receiver that was passed in.
  @method mix
  @static