Minecraft wiki entry for Development_versions, associated text: Fixed a crash when destroying a block under a rail
Chunks now always update when the sky light changes
Vines now work correctly
Drip particles no longer have a black outline
Made terrain rebuilding more stable under frequent updates (TNT, falling sand, etc)
Mooshrooms can breed
The status of the player is reset when it dies (e.g. on fire)
Close button on chests works again
Items are no longer placed in the [...] slot
Grass tiles now decay under other blocks
Crafting signs now yields 3 units
Fixed many artifacts on doors
End portal frame is now visible when held