* Call OnPlaced/OnBroken in PlaceBlock/DigBlock - Remove unused Placing/Breaking handlers * Have the blockhandler's Check handle neighbour updating, instead of QueueTickBlockNeighbors
Adds a block handler for concrete powder and implements hardening to concrete. Concrete powder turns into concrete when: * It is next to water when it receives a block update * It falls onto a water block (even with Physics SandInstantFall=1)