Third update pass (3/?)

Last (?) update pass. AE2 can be launched and used (?) in game.

Rendering system changed again and again - rendering is NOT working, to
be rewritten and CAN be done a lot simpler.

src/main/java/appeng/spatial/StorageChunkProvider.java

@@ -92,4 +92,22 @@ public class StorageChunkProvider extends ChunkProviderOverworld
 	{
 		return new ArrayList();
 	}
+
+	@Override
+	public boolean generateStructures( Chunk chunkIn, int x, int z )
+	{
+		return false;
+	}
+
+	@Override
+	public BlockPos getStrongholdGen( World worldIn, String structureName, BlockPos position )
+	{
+		return null;
+	}
+
+	@Override
+	public void recreateStructures( Chunk chunkIn, int x, int z )
+	{
+		
+	}
 }