Ice and Fire: Dragons

-new riding system, courtesy of quinnfrost
-added Terralith and Biomes You'll Go biome support
-removed dimension config entries since they don't really serve a purpose anymore
-split configs for dragon related feature generation into cave and non cave configs
-faster swim for ice and fire dragons
-ice dragons are now unaffected by the bubble columns
-fire dragons are now unaffected by the soul sands
-fixed dragons in water no longer float forwards
-fixed shallow water blocking dragon movement
-fixed larger dragons not stepping up more blocks
-fixed debug pathfind node rendering failed to update properly in dedicated server mode
-fixed move wrongly error
-fixed camera not adjust accordingly when auto 3rd person is disabled
-fixed null error for riding swimming mounts
-fixed flight on servers might get kicked
-fixed rider dismount position
-fixed mob AI not working whilst riding
-fixed some pathfinding crashes
-fixed durability of tools and swords
-fixed dragons and the likes not being able to pathfind below y 0
-fixed hippocampus riding issues
-fixed cockatrice not moving
-fixed incorrect biome entry type for custom biomes