[Catalog-sig] initial use of PyPI

[Laura Creighton]

> I'll include a description of the two on the role admin page. In short:
> 
> Owner - Owns a package name, may assign Maintainer Role for that name. The 
> first user to register information about a package is deemed Owner of the 
> package name. The Admin user may change this if necessary. May submit updates
> for the package name.

Can you have multiple owners?  _Must_ a package have an owner?  There
are useful packages, i.e.  distutils, which nobody apparantly wants
responsibility for right now.

Laura Creighton