Update 0.12.1

Update 0.12.0 is an update that is upcoming for Minecraft Pocket Edition. It has been confirmed by Darngeek. The release date is sometime in August, most likely 2 or 3 weeks after the Windows 10 Beta is released (July, 29).

General

 * Hunger
 * The Nether
 * Nether Fortresses
 * Controller Support
 * Version Exclusive: Possibly a New Dungeon, consisting of Stone Bricks and Polished Andesite
 * Experience Points
 * Enchanting
 * Commands
 * Weather
 * In-game Music
 * Sprinting and Crouching

Blocks

 * Enchantment Table
 * Anvils
 * Brewing Stand
 * Quartz Ore
 * Nether Brick Fence
 * Flower Pots
 * Soul Sand

Items

 * Potions
 * Mob Heads
 * Version Exclusive:  Icons are not in 3D.
 * Golden Carrots
 * Glistering Melon
 * Golden Apples
 * Nether Wart
 * Spider Eye
 * Ghast Tear
 * Fermented Spider Eye
 * Rabbit's Foot
 * Poisonous Potatoes
 * Blaze Rod

Mobs

 * Ocelots
 * Tamable using Fish
 * Blaze
 * Iron Golems
 * Snow Golems
 * Version Exclusive: Use Jack o' Lanterns as heads instead of Pumpkins
 * Wither Skeletons
 * Zombie Villager
 * Version Exclusive: Villagers retain their profession and clothes, which appear tattered
 * Possibly Rabbits

General

 * Version Exclusive:  Players can move health, experience and hunger bars to their choice.
 * Nether Reactor blocks will still exist but will be rendered useless.
 * New Title Screen
 * Rocky Buttons
 * Option to disable auto-jump
 * Removal of MATTIS crafting system and addition of PC (manual) crafting

Blocks/Items

 * Updated Boat icon
 * Blocks related to Nether Reactor will only be decorational

World Generation

 * Version Exclusive:  Snow on leaves is now affected by gravity; appears frost covered

Mobs

 * Magma cubes now spawn naturally in the Nether
 * Slimes have particle effects when jumping
 * Mobs drop experience when killed
 * Mobs have sizzling effect when extinguished

Food

 * Food will effect the hunger bar instead of the health bar

For Brewing Purposes

 * Gunpowder
 * Redstone Dust
 * Glowstone Dust
 * Magma Cream
 * Sugar

Other

 * Slimeball
 * Bottle 'O Enchanting
 * Apples

Spawn Eggs

 * Ghast Spawn Egg
 * Blaze Spawn Egg
 * Ocelot Spawn Egg

Gallery
See here