13w23b was released to fix some of the bugs and crashes in the 13w23a snapshot.
Additions
Changes
- New zombie mechanics and AI.
- Able to lock onto the player from much further away.
- Mobbing zombies can now move when further than 32 blocks from player.
- Spawn additional zombies when not being looked at.
- Normal golden apples now give Regeneration II for 10 seconds
Fixes
2 bugs fixed
- 17222 – ALL Spawners with ActiveEffects crash the game, breaking hundreds of custom maps and servers.
- 17403 – Golden Apples only heal one heart compared to two in version 1.5.2
References