code: function iterateEvents(target, entity, bindings, functionCallback, stringCallback){
      if (!entity || !bindings) { return; }
  
      // allow the bindings to be a function
      if (_.isFunction(bindings)){
        bindings = bindings.call(target);
      }
  
      // iterate the bindings and bind them
      _.each(bindings, function(methods, evt){
  
        // allow for a function as the handler, 
        // or a list of event names as a string
        if (_.isFunction(methods)){
          functionCallback(target, entity, evt, methods);
        } else {
          stringCallback(target, entity, evt, methods);
        }
  
      });
    }
docs: generic looping function