LP#1309664: Add some fixed field seed data for COM and SER

There are a few useful fixed fields we're missing mapping data for,
so this branch adds three: Freq, Regl, and File. There are certainly
more, but here's a bit that's of use to folks in the wild using the
fixed field editor improvements.

Signed-off-by: Mike Rylander <mrylander@gmail.com>
Signed-off-by: Chris Sharp <csharp@georgialibraries.org>
Signed-off-by: Ben Shum <bshum@biblio.org>
LP#1309664: Stamping upgrade script for new seed data for COM and SER

Signed-off-by: Ben Shum <bshum@biblio.org>