Minecraft wiki entry for Development_versions, associated text: Nether Brick, Iron/Gold Nuggets, Red/Brown Mushroom Blocks, and Chorus Plant/Flower Blocks can no longer be used as fuel in Furnaces (MCPE-114216)
Camera now shakes the same way it does in Java Edition when the player receives damage (MCPE-118510)
Shields will now be disabled when being attacked by an axe.