fix network csv export (kind of)
fix network csv export (kind of)

This has clearly been proken in production
for a long time and nobody cares.
There is a slightly wider question of whether this is useful.
It is easy to fix though (or at least allow it to generate),
so we might as well do it.

okfn/foundation,okfn/website,okfn/website,okfn/foundation,okfn/foundation,okfn/website,okfn/website,okfn/foundation