Minecraft wiki entry for Development_versions, associated text: MC-102139 – Polar bears eat wheat and give off hearts but do not breed.
MC-102152 – Auto jump directional bug.
MC-102177 – The end stone bricks crafting recipe is missing.
MC-102360 – Auto jump does not include jump boost.
MC-102364 – Auto jump starts flying in Creative mode.
MC-102709 – Mobs cannot receive shields in mainhand with /replaceitem.
MC-102835 – Hostile mobs can spawn on magma blocks.