14 Feb 2017 mojang released a new update for Minecraft Pocket Edition 1.0.4.0 which adds the ability to trade with villagers, as well as a new format of Addons. All your old Addons will be automatically updated, you can see warning under your Addons, but they will still function.

Model chalker and Ender dragon now you can edit and use in their Addons. Zombie Husk was a little higher than normal zombies, and the children of vilagaros become more sweet with slightly enlarged heads.

minecraft-pocke-tedition1.0.4.11.apk - the official version
minecraft-pocket-edition-1.0.4.11-mod-v1.apk - unlocked all paid skins and textures
minecraft-pocket-edition-1.0.4.11-x86.apk - the version for intel