Old Lighting & Water

Not supported in this version:
Underwater particles are invisible (pre-Beta 1.8). Because if the particle was made invisible, it would also affect explosions.
Accurate color for cold/warm rain/thunder sky (pre-Beta 1.8). When it rains in cold or warm biomes, the sky shows a temperate color because Biome Id is not recognized for some biomes. If you want the normal sky, just delete the files you don't need in the .zip file.