Topmenu fix

* Will no longer duplicate topmenu buttons (no need to destroy in the module now)
* Menu items will no longer change position when reloaded.

modules/client_modulemanager/modulemanager.lua

@@ -23,8 +23,6 @@ end
 function terminate()
   moduleManagerWindow:destroy()
   moduleManagerWindow = nil
-  moduleManagerButton:destroy()
-  moduleManagerButton = nil
   moduleList = nil
 end