Minecraft wiki entry for Development_versions, associated text: MC-6391 – Fire on hopper not visible.
MC-8193 – Hopper doesn't try to place items from other slots if unable from first.
MC-8943 – Fire doesn't show on 8 layered snow and hopper.
MC-11089 – Long scoreboard objective titles can be offset screen.
MC-11109 – Breaking a container with items that is connected via a solid block with a comparator does not update the comparator.
MC-11217 – Falling block entities start visually falling from 1 block higher than they were placed.
MC-11236 – Paintings popping out / cannot place new ones.