Added missing materials of weapons and armor, used Core Rulebook files as reference to change Ammo to Ammunition.

git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@20870 ef53c05b-3124-4d59-ae7d-fe3273f42be7

https://github.com/pcgen/pcgen/commit/b71ba50