[gollem] backend configurable header displays

[Liam Hoekenga]

> and like turba, the first element of the value line is the name you've created
> for a specific data source, not all datasources of that VFS type.

I forgot to mention, /unlike/ Turba, all filesystem backends are described
by the same attributes..  So this doesn't allow you to define new
attributes for a particular filesystem, just alter the ones that are
displayed.

Liam