Java Edition 14w21a

14w21a is the twenty-fifth snapshot released for 1.8.

Changes

 * Commands
 * Mode now can additionally be  or
 * will move the selection from the first location to the second location, which may overlap
 * will force the cloning operation, even if the areas overlap; to use this option, either  or   must be specified
 * Entities
 * Tags  and   now work on all entities.
 * Tags  and   now work on all entities.

Fixes
From released versions before 1.8
 * – Skins Sometimes Disappear After Death
 * –  glitching with scoreboard
 * – Crops (Wheat/Carrots/Potatoes) not popping off in light level 0
 * – Tamed Ocelots (cats) Run away from Player

From the 1.8 snapshots
 * – Baby chicken hitbox taller than 1/2 block
 * – Killing zombie villager aggravates zombie pigmen
 * – Mobs not responsive after player death
 * – Summoning Items creates substantial frame rate drop
 * – Cats and dogs teleporting into transparent-solid blocks (redstone_block, glowstone, TNT), causing them to suffocate
 * – Mobs are unable to be transported through nether portals
 * – You suffocate 1/2 heart when pushed sideways by slimeblocks/piston
 * – " " Tag Not Usable in " " Arguments for and