Java Edition 15w47b

15w47b was released to fix some issues with 15w47a.

Additions

 * Sounds
 * Added a few new sounds for a variety of things.
 * Mobs
 * Witches
 * Shulkers
 * Shulker Bullets
 * Attacking
 * Rabbits
 * Shields
 * Horses
 * Guardians
 * Blocks
 * Brewing Stand
 * Boats
 * Attacking
 * Rabbits
 * Shields
 * Horses
 * Guardians
 * Blocks
 * Brewing Stand
 * Boats
 * Rabbits
 * Shields
 * Horses
 * Guardians
 * Blocks
 * Brewing Stand
 * Boats
 * Guardians
 * Blocks
 * Brewing Stand
 * Boats
 * Boats
 * Boats

Changes

 * Beacon
 * Effect duration depends on pyramid levels, 9 seconds plus 2 seconds per level (formerly a constant 9 seconds).
 * Enchantments
 * Silk Touch can no longer be applied to shears.
 * Shears
 * Now lose durability when used to break any block (formerly only lost durability on leaves, web, grass, vines, tripwire, and wool).