Pocket Edition v0.13.0 alpha

v0.13.0 alpha is a major update to Minecraft: Pocket Edition that was released on November 19, 2015. It added many new features primarily focused on redstone and its mechanics, including redstone torches, levers, trapped chests, tripwire hooks, and more. Other new additions included rabbits, desert temples, and new skin packs. 
Upon the release of 0.13, Mojang also released an official redstone-interactive map, including all the various redstone mechanics included in the update.
== Additions ==
=== Blocks ===
; Redstone
* It has a "+" shape when not connected.
; Redstone lamps
; Redstone torches
; Levers
; Tripwire hooks
* String in between needs to be placed manually.
* Breaking the string triggers a redstone signal, cutting it using shears doesn't.
* Entities like boats, mobs, arrows or players touching the string trigger a redstone signal.
* String can be up to 40 blocks long.
* Crafting recipe: iron ingot on top of a stick on top of a planks.
; Daylight sensors
*The crafting recipe is 3 wooden slabs, 3 nether quartz and 3 glass blocks.
* Outputs a signal with a strength corresponding to the intensity of the sun.
*Only works with the sun's light (not man-made light such as torches).
* Rain affects the sensor's output.
; Pressure plates (stone and wooden)
; Weighted pressure plates (gold and iron)
; Buttons (stone and wooden)
; Detector rails
* The crafting recipe is 2 sticks, 6 iron ingots and 1 redstone torch.
* Used to trigger minecart with TNT.
* Used to stop item passing on minecart with hopper.
* Needs to be powered by redstone.
* Transmits redstone signal to 8 activator rails far. 
; Activator rails
* Crafted with 1 stick, 6 gold ingots and 1 redstone dust.
* Needs to be powered by redstone.
* Transmits redstone signal to 8 powered rails far.
; Trapped chests,
* The crafting recipe is 1 chest, and 1 tripwire hook.
* Gives out a signal depending on the amount of players looking inside.
* Large trapped chests can be staggered with large chests to allow more compact storage.
* Transmit signal downward through one block. This does not apply horizontally.
* Texture is slightly different than a normal chest, with a red stain around the latch. 
; Spruce, birch, jungle, acacia and dark oak wooden doors
; Iron trapdoors
; Note blocks
* Crafted from wood planks and redstone.
=== Items ===
; Rabbit hide
* Drops from rabbits.
* Can be crafted in a 2×2 arrangement to produce leather.
; Raw rabbit
* Drops from rabbits.
* Restores and 1.8 saturation.
* Can be cooked into cooked rabbit.
; Cooked rabbit
* Restores and 6 saturation.
; Rabbit stew
* Restores and 12 saturation.
* Recipe: 1 cooked rabbit, 1 mushroom, 1 carrot, 1 baked potato and 1 bowl.
; Spawn eggs
* Rabbit
=== World generation ===
; Desert temples
* Built out of various kinds of sandstone and wool.
* Include hidden chest room and TNT trap, with loot including rotten flesh, bones, iron ingots and gold ingots, diamonds and emeralds.
=== Mobs ===
; Rabbit
* Drops rabbit hide, raw rabbit, cooked rabbit and rabbit's foot.
* They have 8 different skins, similar to horses and ocelots: Black, White, Brown, Gold, Black & White, Salt & Pepper, Toast and the Killer Bunny.
** Naming a rabbit spawn egg or name tag "Toast" gives rabbits a special skin as a memorial to user xyZenTV's girlfriend's rabbit Toast.
** "The Killer Bunny" is a special type of rabbit, that is hostile toward players within 4 blocks
*** It is a rare spawn.
*** A reference to the movie Monty Python and the Holy Grail.
*** It is white with bloodshot eyes, and blood on its legs and mouth.
*** Automatically spawns with a name tag titled The Killer Rabbit.
*** It can be directly spawned in with the command /summon Rabbit ~ ~ ~ {RabbitType:99}.
* Rabbits can be bred using carrots, golden carrots or dandelions.
* Rabbits have the same AI as the most other passive mobs, and jump around randomly.
* Makes little squeaky sounds when hurt or killed.
* Spawn as any others farm animals, in grassy biome.
* Only spawn in forests, deserts, and snowy biomes.
** Camouflaged to hide in the biomes.
=== General ===
* Client message appearing when attempting to build above level 127.
; Options
* Option to disable multiplayer (Available in settings).
; Particles
* happyVillager
* note
; Skin packs
* Biome Settlers Skin Pack 1
** Costs €2.99 or equivalent. 
; Sounds
* Added new sounds for cows, pigs, silverfish, and chickens.
== Changes ==
=== Blocks ===
; Flowers
* Flowers created using bonemeal now depend on the biome.
; Obsidian
* Now breaks in 6.5 seconds rather than 3.
; Stonecutter
* Removed the crafting ability of the stonecutter. Items previously craftable using it are now crafted in the crafting table.
* Unavailable in survival. Only available in creative as a decorative block.
; Plants
* Now make particles when grown with bonemeal.
=== Items ===
; Iron door
* Now functional.
* Can be crafted in Survival mode.
* Updated item texture.
; Oak door
* Updated item texture.
; Redstone dust
* Now placeable.
; String
* Now placeable.
; Leather
* Can now be crafted using 4 rabbit hide.
; Rabbit's foot
* Now drop from Rabbits
; Splash water bottle
* Can be used to put out fires.
; Arrow
* An underwater will lose all velocity after a few blocks and slowly fall.
=== Mobs ===
* Ghasts and slimes now have a higher spawn rate.
* Skeletons will run away from wolves.
* Villagers will now follow or stay.
* Wolves now attack sheep and rabbits.
=== Non-mob entities ===
; Boats
* Are now slightly faster than sprinting.
* Will not deplete hunger.
* Players can now items and immediately after they stop rowing.
* Multiple boats now stack on top of each other.
; Minecarts
* Multiple minecarts now stack on top of each other.
=== General ===
; Options
* Multiplayer Game can no longer be changed in-game.
* Broadcast to LAN can no longer be changed in-game.
* Broadcast to Xbox Live (Windows 10) can no longer be changed in-game.
; Graphics
* Light is now emitted from below the Nether.
* Removed the Coral material which served no purpose.https://www.reddit.com/r/Minecraft/comments/3n8vta/tommaso_checchi_on_twitter_i_just_removed_coral/cvm3hxc
* Hotbar item count is now at the bottom corner of the selected item (if stackable) and has PC text.
* Game data is now expressed in JSON files (see here for an example).
== Fixes ==
* – Bubble particles indicating a drowning player appear in Creative mode.
* – Mobs get stuck in fence gates/walls/fences.
* – Players that break a block without another block behind, said breaking pauses.
* – Entities and transparent blocks invisible when viewed through clouds.
* – Clouds are not visible when generating new terrain.
* – Monsters are not willing to attack players who are in double-tall plants.
* – Masses of lighting updates cause chunks to flash black for a split second.
* – When entering a world, the player would get teleported up a few blocks.
* – Fish button makes the player's pet sit/stand when retrieving fishing bobber.
* – On iOS 6 devices, players who try to use custom skins get an error message.
* – Torches disappear when they are dislodged by water instead of dropping as an item.
* – Incorrect translation according dark oak blocks.
* – Middle click using mouse block swap selection creative mode.
* – Automatic crafting of next recipe when you run out of ingredients.
* – Enchantment table/cobble steps missing.
* – Cocoa pods do not spawn particles when their supporting block is destroyed.
* – Splash water bottles don't remove fire
* – Entering all information onto a server wouldn't cause said server to load up.
* – Grassblock textures were glitched when held in hand.
* – Wrong sounds are played when placing and breaking an anvil.
* – Skeletons do not run away from wolves.
* – Wolves do not attack sheep naturally.
* – Ladder sounds do not play when a player is climbing up unless said player's feet is touching a block.
* – Game freezing when started.
* – The interaction button can interact with entities through the button.
* – Monster spawners can spawn spiders inside blocks.
* – Stairs not being used properly.
* – Nether Wart blocks randomly become indestructible.
* – Renaming enchanted tool removes enchantments.
* – Sounds from Nether Portals are not there.
* – Players at > Y=128 are set above the spawn point upon reloading the world if above a platform at height limit.
* – Breeding colored sheep does not produce colored offspring.
* – Extra air bubbles appear when entering water.
* – On LAN, other players cannot see rowing animation when in a boat.
* – Lag spikes occur in the Nether.
* – Halloween costumes for Chinese traditional translation not working correctly.
* – No tooltip in chest inventory.
* – Additional block UIs can be opened while opening a chest.
* – Opening chests while standing in Nether portal restricts player movement if using mouse & keyboard.
* – Smelting items does not give experience for server clients.
* – Items in crafting recipes are not centeres in their 'box'.
* – Incorrect font sizes are used in furnaces when cooking/smelting multiple items
* – Dyed sheep do not make the same color baby.
* – Villagers render incorrectly.
* – (Creative) Entering Minecart causes player to destroy blocks.
* – All settings in the game reset if the player restarts their phone.
* – Weather LAN not showing.
* – Signs aren't able to stop water blocks.
* – Tripwire activated redstone does not power rails.
* – Crashes upon clicking play on Lumia 950 (10586).
* – Redstone dust on top of (or below) a redstone block will not power the blocks immediately adjacent to the dust unless those blocks contain more redstone dust.
* – Unable to type Ip or Port: glitch.
* – Chest of Cobblestone achievement is unobtainable. 
* – Fire can not be broken unless the player breaks the block underneath or use water.
* – German button translation is wrong.
==Gallery==
Development screenshots:
Pocket Edition Redstone 1.png
Pocket Edition Redstone 2.png
V0.13.0 alpha.png
V0.13.0 alpha Desert pyramid.png
== References ==
de:Pocket Edition Alpha 0.13.0
el:Pocket Edition v0.13.0 alpha
es:Pocket Edition v0.13.0 alpha
fr:Version portable Alpha 0.13.0
ja:Pocket Edition v0.13.0 alpha
pt:Edição Pocket v0.13.0 alpha
ru:Alpha 0.13.0 (Pocket Edition)
zh:携带版0.13.0