Revert "Project modernization (#630)"

This code was not tested and breaks in Release builds, reverting to restore
functionality of the nightly. All in-game menus do not work and generating
a world crashes.

This reverts commit a9be52c41a.

Minecraft.Client/PS3/SPU_Tasks/ChunkUpdate/ThinFenceTile_SPU.cpp

@@ -74,7 +74,7 @@ Icon_SPU *ThinFenceTile_SPU::getEdgeTexture()
 #ifndef SN_TARGET_PS3_SPU
 	assert(0);
 #endif
-	return nullptr;
+	return NULL;
 }
 
 bool ThinFenceTile_SPU::attachsTo(int tile)