Minecraft wiki entry for Development_versions, associated text: MC-102048 – Particle fallingdust does not collide with blocks below it.
MC-102049 – witches don't drink Fire Resistance potion while on magma block.
MC-102050 – Spawn Eggs names of some mob variant are called Spawn entity.X.name
MC-102051 – Unable to place anything on nether wart blocks.
MC-102070 – Nether wart block unable to be set on fire.
MC-102081 – The oxygen value of mobs is too low.
MC-102096 – Some stairs in villages generate with path blocks below, instead of dirt.
MC-102119 – Polar Bear gets stuck in blocks when trying to chase the player.
MC-102135 – Structure block: empty names allowed.
MC-102146 – Cannot type/or : into structure blocks.
MC-102159 – Gravel generates around village wells, instead of grass paths.
MC-102178 – Structure block border lines are invisible in spectator mode (/gamemode 3).
MC-102203 – Structure blocks don't rotate skulls.
MC-102207 – Crash when using fishing rod in same tick as @e command with type= or name=.
MC-102270 – Village paths generate incorrectly under trees.
MC-102278 – Mob pathfinding does not avoid the magma block.
MC-102372 – Fences in savanna and taiga villages use oak fence instead of acacia/spruce fence.
MC-102378 – Signs, banners, end rods and anvils mirrored incorrectly.
MC-102401 – Relative teleportation interrupts elytra flight.
MC-102455 – Mob pathfinding does not regard nether wart block as obstruction/unable to pathfind on top.
MC-102460 – Zombie villages generate without zombies/zombies despawning.
MC-102530 – AreaEffectCloud: wrong fallingsand particle command does not show mobSpell default particle.
MC-102557 – Wrong item frame placement after loading by structure block.
MC-102575 – In crash reports, the CPU is bcw$7@<memory address>.
MC-102598 – /tping entities results in teleportation relative to the player.