Minecraft wiki entry for Development_versions, associated text: MC-124054 – Tab-suggestions don't disappear when moving cursor.
MC-133154 – Placing a slab to stop the water flow doesn't remove the water.
MC-133273 – Normal Pistons also spit out their blocks with a short signal.
MC-133294 – Map Markers blacked out.
MC-133425 – Missing Glyphs for ［ (U+FF3B) and （ (U+FF08).
MC-133453 – Players can't stand in "walk-through" blocks after swimming.
MC-134273 – Player Markers on Map after disconnect.
MC-134274 – Map Markers for players holding a different Map.
MC-134668 – Over synchronization in ThreadedAnvilChunkStorage impacts performance
MC-134903 – Mobs can break turtle eggs by standing on them when gamerule mobGriefing is false.