Minecraft 1.3 Snapshots 12w30c

Final polishing before the pre-release!
Bug Fixes:
Fixed piston block animation bug
Fixed rain particles in certain biomes
Fixes for a few uncommon crashes
This includes Mob Spawners set to spawn FallingSand entity crashing the game
Fixes for minor text bugs, and portal placement
Notable Bugs
Sometimes terrain might fail to generate. (Ex. An NPC Village might have its farm disoriented or a house might be missing. The stairs could be on the gravel without a house.
When a Dragon Egg teleports from being touched to a location not directly touching the ground, it will appear as a Lava source block until settling.
By DarkHackCt