Update Forge to 10.12.0.1022. Fixed NMS mappings for plugins.

Updated Spigot API to commit "Implement Locale Getter for Players"
Updated Spigot patches to commit "Cap Entity Collisions"
Updated CraftBukkit to commit Bukkit/CraftBukkit@1ebddcdc3a4e53b238a227cccdbd294855ef6d53