Hi. It would be very convenient if the "compressing ... Success" dialog 
(see attached picture) would be closable with just Escape key.

Additionally and independently, it would be nice for the dialog before 
that to be closable with Escape, and maybe that Enter would act as "OK".


Raised on github initially: https://github.com/prati0100/git-gui/issues/17


-- 
Regards,
Vasilii Novikov