Update state status JSON

Update state status JSON with a version that includes a 'partia'
(in progress) value for results status and separate lists of
metadata and developer volunteers.

Addresses
https://github.com/openelections/openelections.github.io/issues/19,
https://github.com/openelections/openelections.github.io/issues/22,
https://github.com/openelections/openelections.github.io/issues/32