Print list of weapons that work well with martial arts along with describing the martial art.
Cross-check techniques martial art styles claim to have against master list of techniques.
Check that weapons martial arts claim compatibility with exist.
Replace inexplicable inclusion of martialarts.h in item_factory.h with enums.h.
Remove undefined martial art technique.
Fix capitalization typo.
Merge branch 'martial-art-cleanup' of https://github.com/kevingranade/Cataclysm-DDA into MA2

Conflicts:
	data/json/martialarts.json

Yep, I'm committing a merge.  Lookit those files pulling into one mainline!