Merge pull request #84 from ShadowDrakken/StoneRefactoring

More refactoring of stone - also fixes missing wall recipes
Updated flux and brick recipes to match refactor
fixed npe due to not having some null checks
Added random body part hitting and effects for not wearing armor on head/feet
Merge pull request #87 from ShadowDrakken/Refactoring

Updated flux and brick recipes to use new refactoring
Fixed player taking damage when they hit another entity... oops
Merge branch 'master' of github.com:Deadrik/TFCraft