Minecraft wiki entry for Development_versions, associated text: MC-137469 – Sign GUI darkens its buttons too
MC-137536 – Stairs incorrectly blocking light
MC-137563 – Horses become invisible when equipped with horse armor
MC-137755 – Pillagers are near enemies when attacking
MC-137795 – World does not tick when two players are far away from each other
MC-137831 – Slimes and magma cubes riding mobs causes game crash
MC-138058 – FPS's are switched in Alt + F3
MC-138283 – Some blocks use wrong color palette on maps
MC-138458 – Pillagers do not slow down while loading their crossbows
MC-138531 – Dying a sign in creative mode removes dye from inventory
MC-138567 – Button, Snow-Layer, Ladder, Tripwire-Hook, Lever, Torch, Vines, Fences, Walls, Iron-Bars and Glass-Panes can connect to Stonecutters
MC-138578 – You can dye a sign in the same color as the sign is already dyed in
MC-138588 – Vsync setting disabling itself on fullscreen switch