Moves weapons to their own files
Credits on names.rb
Improves style
Unit exp multipliers (soldiers give less exp than other classes)
label things in the unit matchup display
Use ^ instead of # for blocked spaces
adds soldier units
Adds #cancel to Planning
Adds "average" units

These always have the exact midpoint on their growths, and however
many stats as is statistically expected (rounded down) - that is, they
are complete un-random.