Updated Spigot Timings.

The following patches have been applied :

https://github.com/SpigotMC/Spigot/blob/master/Bukkit-Patches/0002-Spigot-Timings.patch

https://github.com/SpigotMC/Spigot/blob/master/CraftBukkit-Patches/0013-Spigot-Timings.patch