[PD] Highlight modified abstraction instances with red

[Georg Holzmann]

Hallo!

> A more robust way of loading "stuff" (from fx. an untar'd tar ball)  
> would make a better solution. I.e. something that works in different  
> distributions (extended, vanilla, etc), is independent from the  
> preference and is not a shell script with a bunch of start up  
> options. This rant/request might be utter rubbish though - please let  
> me know.

That's what declare, import and etc. is for ...

LG
Georg