Java Edition 1.5 (pre-release)

1.5-pre is the pre-release for 1.5.

Fixes
29 bugs fixed

From released versions before 1.5
 * – The spider moves in a spider but skeleton doesn't.
 * – Piston extension remains after piston is destroyed.
 * – Fence gate closes when destroying adjacent block.
 * – Breaking a dragon egg in Survival with a high Haste effect crashes the game.
 * – Fence glitch.
 * – Trying to walk from a block with a collision box shorter than 1 block to another block that is also shorter, causes the player to momentarily glitch into the ground.
 * – Flaming arrows with PvP off still set players on fire.
 * – Map not updating.
 * – Items dropped on fences jump around.
 * – Anvils don't do enough damage.
 * – Items in equipment slot/crashes if CanPickUpLoot is set to 1 in level.dat/player.dat files.
 * – Command block gamerule update problem.
 * – Upon creating the wither, It leaves ghost blocks.
 * – Undespawning entities at long range or Unloaded spawners still spawn.
 * – /clear Not functioning as expected.
 * – Compatibility issue with Windows 8 upgrades and Minecraft.
 * – Game crashes when I click "singleplayer" in the main menu.
 * – Multiplayer, slow chunk loading and or read timeout kick.

From the 1.5 snapshots
 * – Blocks being constantly pushed by pistons turn invisible after some time.
 * – Redstone dust apperance stays powered or unpowered when its powered state is toggled fast.
 * – Comparators do not update their output signal.
 * – Powered mechanisms (except for dispensers and droppers) react when they should not.
 * – Crash when giving item 31 with damage 3.
 * – Incorrect death messages in non-English languages
 * – DisplayTile, DisplayData, DisplayOffset are not saved with MinecartSpawners.
 * – Mob spawners cannot store movement data for mobs.
 * – Minecart glitches through block.
 * – Pistons fire more than once per tick / block teleporting.
 * – The [esc] key doesn't work when you're in the command block menu and when placing signs.