[TYPO3-core] FYI: Fixed bug #15820: htmlArea RTE: Failure to install AllowClipboard Helper extension raises js error

[Stanislas Rolland]

Hi Steffen,
>
> I also will remove reg for the window as i see no sense in using a
> window via xtype, do you?
>
Yes, I think it is useful to be able to test whether the window is a 
TYPO3 Component or a standard or other type of window. I think any 
component should be registered because this is the standard way of doing 
things in ExtJS.

Regards,
Stan