Adds National Guard profession.

So we can have a profession that starts with a go bag, because the go
bag is so awesome it deserves its own profession.
Merge pull request #8768 from Rivet-the-Zombie/go,-bag,-go!

Adds National Guard profession.
Adds cotton seeds to cotton bolls.

Since you get the seeds out by carding the cotton.
Also cleaning cotton by hand at 4x the work time.
Six times.
Merge pull request #8769 from Rivet-the-Zombie/cotton-seeds

Adds a bit of detail to cotton.