Minecraft wiki entry for Development_versions, associated text: Reduced the explosion range of creepers
Endermen that are aggravated will now take fall damage as they should, no longer breaking ender pearl farms
Mob spawners will now stop spawning when there are 6 or more mobs in the vicinity
Zombies and skeletons now burn during daytime in warm biomes when it's raining in other biomes
Fixed witches not spawning inside witch huts
Increased the spawn rate of ghasts in the Nether
Increased the spawn rate of ocelots
Spiders no longer give up so easily when attacking
Parrots will now properly dismount when the player it's riding dies
Parrots riding on players' shoulders will no longer hinder block placement while sneaking
Parrots will no longer leave player shoulders when boarding a boat
Llamas can now be healed by feeding them hay bales and wheat
Zombie villagers now produce red particles while being cured
Villagers will now breed on converted Xbox One worlds
Fixed some villager trades not granting xp
Overworld mobs will no longer spawn in the Nether on converted Xbox One worlds
Mobs can no longer spawn on carpet
Light will now prevent endermen from spawning in the End
Mobs will once again spawn when the player is below a height of 30 blocks
Iron golems will no longer turn hostile toward the player that spawned them