Add Custom Timings to various points
Try old 1.4.5 dig speed algorithm for better results.
Move Spigot initialize code to its own class and call it on /reload. Fixes /tps and /restart breaking on reload. Also fixes /reload not reloading timings setting Also enforce that chunk-gc stays enabled, so that people who don't understand it don't turn it off.
Alternate, sync-free-but-safe chunk reference cache
Load custom permissions before plugins
Revert mc version setting to 1.4.6 so 1.4.6 plugins still work
Entity Activation range check
Reduce number of LivingEntity collision checks.
Make Fireworks live a max of 5s
Skip entity.move() if we are not moving anywhere.