Make love::Type handle type names

TODO: Fix undefined behaviour in luax_register_type, you can't use a va_list after a reference type

--HG--
branch : dynamiccore2

src/modules/physics/box2d/Contact.cpp

@@ -31,7 +31,7 @@ namespace physics
 namespace box2d
 {
 
-love::Type Contact::type(&Object::type);
+love::Type Contact::type("Contact", &Object::type);
 
 Contact::Contact(b2Contact *contact)
 	: contact(contact)