code: function() {
      var objKeys = []
      var self = this
  
      this.use(function() {
        // get all current property names
        objKeys = Object.keys(this)
      }, 90)
  
      this.on('finished', function() {
        // an now search for new ones ==> instance methods for our new model class
  
        Object.keys(self).forEach(function(name) {
          if (objKeys.indexOf(name) === -1) {
            self.instanceMethods[name] = self[name]
            delete self[name]
          }
        })
      })
    }
docs: Add custom methods to your Model`s Records
  just define a function:
  ```js
  this.function_name = function(){
  //this == Record
  };
  ```
  This will automatically add the new method to your Record
  
  @class Definition
  @name Custom Record Methods