RFC: fix summary text for lots of packages

[Bill Nottingham]

Richard Hughes (hughsient at gmail.com) said: 
> The following would be good replacements:
> 
> * Package management framework
> * XQuery and XPath 2.0 library
> * Create video DVDs and CDs
> 
> How does that sound? Anyone got any better words?

My one concern is that with something like the last one, you're likely
to run into summary collision.

Bill