Spigot
EMC POM Changes
Water flow not trigger chunk loads

Make BlockFromToEvent default cancel if the flow would trigger a chunk load.
PlayerDeathEvent.getItemsToKeep

Exposes a mutable array on items a player should keep on death
Add a call helper to Event
Precise timings
Fix reset timings
EntityShootBowEvent consumeArrow API
ItemStack isSimiliar ability to skip durability check
Expose commandmap