more accurate block test types

assets/Data/game/blockTypes.json

@@ -7,12 +7,12 @@
         {
             "id" : 1,
             "name" : "brick",
-            "texture" : "/Textures/Ground/Dirt2_256.png"
+            "texture" : "/Textures/Ground/tileableSlabstone.png"
         },
         {
             "id" : 2,
-            "name" : "grass",
-            "texture" : "/Textures/Ground/GrassTileable256.png"
+            "name" : "wood",
+            "texture" : "/Textures/wooden.png"
         }
     ]
 }

docs/src/progress/renderertodo.md

@@ -1341,6 +1341,7 @@ Increase sim range to fight game object pop-in
 Filter select-able saves on singleplayer screen to full game saves
 Increase number of invalid openAL IDs
 Fix audio engine not cleaning up audio sources
+More accurate block test types