* Move Broadcast functions from cChunkMap to cBroadcaster
- Remove cBroadcastInterface in favour of cBroadcaster.
- cChunk: Remove broadcast functions.
* resurect broadcast interface
* Absorb cBroadcaster into cWorld.
Removes the need for forwarding the function calls.
* Improve const-correctness
* Use Int8 instead of char
+ Comment `ForClients` functions
* Improve comments
* Broadcaster: Rename ForClients functions
* Cactus detection code follows pattern set in #3996
* Pickups are now destroyed on cactus contact
* Add cactus detection and destruction to Exp Orbs
Remove checks for IsExpOrb() in cEntity::Tick()
Exp Orbs do not call super::Tick() and so this condition was
pointless.
* Replace cEntity:m_IsSubmerged with m_IsHeadInWater
* Replace cEntity:m_IsSwimming with m_IsInWater
* Add API documentation for new symbols
* Apply SetSwimState to all entities, not just mobs and players
* Pickups now use IsOnFire to check if they are on fire before destruction
Fixes#3987
* Made BroadcastSoundEffect take vector parameters.
* Added docs for new vectored methods
* Removed old code
* Fixed lua warnings
* Made old BroadcastSoundEffect not an override.
* m_Block to m_BlockPos, used Vector3d constructor where prettier.
* a_Block to a_BlockPos
* Changed thunderbolt a_Block to a_BlockPos
This was mostly done automatically and then visually inspected for obvious errors.
All //-style comments should have a 2-space separation from the code, and 1 space after the comment sign.