Spigot patch update: 0015 Tick loop optimization - sleep for as long as possible.

https://github.com/EcoCityCraft/Spigot/blob/d9c76252eb02f7d0d6bea11efe77e3bb1edb0d99/CraftBukkit-Patches/0015-Tick-loop-optimization-sleep-for-as-long-as-possible.patch
Spigot patch: 0016 Improved Timings System

Tracks nearly every point of minecraft internals and plugin events to give a good quick overview on what is causing TPS loss.

https://github.com/EcoCityCraft/Spigot/blob/d9c76252eb02f7d0d6bea11efe77e3bb1edb0d99/CraftBukkit-Patches/0016-Improved-Timings-System.patch