code: function(commandName){
        var commands = this._commands[commandName];
  
        // we don't have it, so add it
        if (!commands){
  
          // build the configuration
          commands = {
            command: commandName, 
            instances: []
          };
  
          // store it
          this._commands[commandName] = commands;
        }
  
        return commands;
      }
docs: Get an object literal by command name, that contains the `commandName` and the `instances` of all commands represented as an array of arguments to process