[Rivet] segmentation fault when using --show-analysis

[Frank Siegert]

Hi Holger,

Holger Schulz, Wednesday 18 February 2009:
> when using the command line switch "--show-analysis",
> I am running into segmentation faults like this:

Should be fixed in r1327. Problem was, that the python interface already 
expected the new metadata functions to exist. I've commented the relevant 
lines for the moment, until the metadata is in place.

Frank