Minecraft wiki entry for Development_versions, associated text: Worlds no longer get stuck during loading.
Fixed a subtle crash and world corruption.
Fixed a possible crash on quit.
Removed the gray quad on split controls.
Crops don't flicker anymore while walking.
Added name to podzol.
Desert villages are now made of sandstone.
Fire dies out faster in jungle and roofed forest to prevent runaway fires.
Fixed black borders in flat worlds on chunk.
Red sand doesn't transform anymore in normal sand when falling.
Mobs aren't blue anymore when render distance 64 is selected.
Glowstone and snow layers no longer randomly rotate the textures of certain surrounding blocks.
Mushrooms don't glow anymore.
Diorite, granite and andesite now drop the correct resource type.
Dark oak, acacia leaves, and trunks now catch fire.
You can now place torches on mob spawners.
Mob spawners are saved now.