Fix: Flash buttons need a destroy method to call the ZC destroy method
Fix: Flash buttons need a destroy method to call the ZC destroy method

The ZC destroy method has also been updated to remove the client from
the object list.

Woodham/Buttons,nickzhuyb/Buttons,KedneckInc/Buttons,KedneckInc/Buttons,MuellerMatthew/Buttons,Woodham/Buttons,nickzhuyb/Buttons,jeremysnyder/Buttons,MrLinDowsMac/Buttons,modulexcite/Buttons-1,modulexcite/Buttons-1,jeremysnyder/Buttons,ExchangeCore/Buttons,MrLinDowsMac/Buttons,MuellerMatthew/Buttons,ExchangeCore/Buttons