Made docstrings for scipy RVs nicer, and pointed out that problems might be on the scipy side.
Made docstrings for scipy RVs nicer, and pointed out that problems might be on the scipy side.

git-svn-id: 1df7fcefc24ce524793a7474bd98e66739d04a42@581 15d7aa0b-6f1a-0410-991a-d59f85d14984

matthew-brett/pymc,matthew-brett/pymc