Autoattr::new('Foo')                                                            
Autoattr::AUTOLOAD=Foo::foo('Foo=HASH(0x225140)')                               
                                                                                
>>> foo, foofoo, foofoofoo                                                      
                                                                                
Autoattr::AUTOLOAD=Foo::bar('Foo=HASH(0x225140)', '3')                          
Autoattr::AUTOLOAD=Foo::get_bar('Foo=HASH(0x225140)')                           

>>> barbarbar, barbar, bar                                                      
                                                                                
Autoattr::DESTROY('Foo=HASH(0x225140)')