Torch Damage Switchable (#29)

Turn torch fire damage off if fire damage/protection enabled
Minor fixes to README.MD after further testing.

3d_armor/api.lua

@@ -97,6 +97,7 @@ armor.config = {
 	material_crystal = true,
 	water_protect = true,
 	fire_protect = minetest.get_modpath("ethereal") ~= nil,
+	fire_protect_torch = minetest.get_modpath("ethereal") ~= nil,
 	punch_damage = true,
 }