* Added the actual "Nagy's bug" as upgrade055.py.
* Updated the Makefile to distribute the pactest readme.
* Removed COPYING from the pactest directory- see COPYING at the root for the
same license.
provides, and conflicts.
- upgrade051 is known to fail- but we want to eventually make it work.
- upgrade052 is Nagy's bug as reported on the ML- I think. If it isn't,
let me know.