[imp] Multiple GPG issues in IMP 6.0.4

[Laurent Blume]

Quoting Jan Schneider <jan at horde.org>:
> Those are keyserver tests, disabled by default, that don't matter  
> for your case.
>
> No idea why it isn't working for you. If you can create  
> reproduceable test cases, i.e. key pairs and messages, create a  
> ticket on bugs.horde.org.

Well, I can, but basically there won't be much more data than that.  
Are there relevant debugging options I can activate first? There's  
just nothing in the logs related to those issues.
I'm a bit worried it could be dismissed as not reproducible.

Laurent