bug#66394: 29.1; Make register-read-with-preview more useful

[Tino Calancha]

Michael Heerdegen <michael_heerdegen <at> web.de>

> > There is only RET as additional key and it is a good thing IMO as it 
> > let the time to user to see what he is doing.

> But wait: What I find confusing is that I also need need to confirm for
> `jump-to-register'.  Is this intended?

Please consider revising the patch to maintain backward compatibility. I 
consider the fact that jump-to-register works without confirmation to be 
an important feature.

Thank you!
Tino