Damage types internal representation changed so that addons can not mess up...

Damage types internal representation changed so that addons can not mess up savefiles. This however *breaks all savefiles* to save the future ones!

game/engines/default/engine/DamageType.lua

@@ -62,8 +62,8 @@ function _M:newDamageType(t)
 		end
 	end
 
-	table.insert(self.dam_def, t)
-	self[t.type] = #self.dam_def
+	self.dam_def[t.type] = t
+	self[t.type] = t.type
 end
 
 function _M:get(id)