Minecraft wiki entry for Development_versions, associated text: Clients connecting to the server would teleport the host when spawning.
Hotbar won’t shift to the left anymore.
Players are affected by knockback on servers.
Players can be pulled by a fishing rod.
Chat, PotionEffect, and Similar buttons will only open when tapping (not dragging).
Increased amount of gravel on Extreme Hills Mutated biome.
World opening errors are now logged (for future fixes).