Spigot
Empirecraft-API 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
EntityShootBowEvent consumeArrow API
ItemStack isSimiliar ability to skip durability check
Expose commandmap
Inventory Meta API
Entity Serialization

add method to spawn an entity at a location if its not in any world (invalid)
Remove Invalidated Metadata

On reload, metadata will be cleared
Add force to spawn reasons
Add API for vehicle exit event reason