Switch the first and the second parameter of register() method, it is more explicit. And remake all the unregister() method body, better and more powerfull behavior.
Switch the first and the second parameter of register() method, it is more explicit. And remake all the unregister() method body, better and more powerfull behavior.

Grummfy/Central,Grummfy/Central,vcgato29/Central,Metalaka/Central,Metalaka/Central,vcgato29/Central