Java Edition 14w29b

14w29b was released to fix some of the bugs and crashes in the 14w29a snapshot. However, it primarily served to introduce threaded chunk rendering.

Changes

 * Optimizations
 * Threaded chunk rendering

Fixes
18 bugs fixed

From released versions before 1.8 From the 1.8 snapshots From the previous snapshot
 * – Retracting piston shows ghost hitbox of technical block
 * – Ghasts and witches don't aim properly
 * – Spiders (and some other mobs) are not affected by speed effects or movementSpeed attributes
 * – Multiplayer: Clickable text in not working if Options→Multiplayer→Weblinks are off
 * – Weird texture overlay while spectating squid underwater
 * – Entity teleportation bug
 * – Piston arm is visible sticking through the back of the piston.
 * – Furnaces don't get placed correctly when a village is generated on server.
 * – Wrong orientation for fire created on nonflammable block's side
 * – Items being held improperly
 * – Chunks only render in the direction you are facing.
 * – Trapdoors are open when you place them
 * – IllegalArgumentException after breaking tall flower
 * – piston hitbox
 * – Ping indicator extends over the right side of the tab list
 * – Block on zombie villager's head is rendered in relation to the body
 * – Players loses  after death
 * –  are taking up space on the sidebar display