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/graphics/opengl/Image.cpp

@@ -43,7 +43,7 @@ namespace graphics
 namespace opengl
 {
 
-love::Type Image::type(&Texture::type);
+love::Type Image::type("Image", &Texture::type);
 
 int Image::imageCount = 0;