add blank material files

valve/pbr/halflife.wad/+FUSEBOX/+FUSEBOX.mat

@@ -0,0 +1,16 @@
+
+{
+"for" "+0FUSEBOX"
+//"basecolor_map" "+0FUSEBOX.png"
+//"normal_map" "+0FUSEBOX_normal.png"
+//"metal_map" "+0FUSEBOX_metal.png"
+//"roughness_map" "+0FUSEBOX_roughness.png"
+}
+
+{
+"for" "+AFUSEBOX"
+//"basecolor_map" "+AFUSEBOX.png"
+//"normal_map" "+AFUSEBOX_normal.png"
+//"metal_map" "+AFUSEBOX_metal.png"
+//"roughness_map" "+AFUSEBOX_roughness.png"
+}