Broadcast refactor (#4264)

* 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

src/Simulator/VaporizeFluidSimulator.cpp

@@ -5,7 +5,9 @@
 
 #include "Globals.h"
 #include "VaporizeFluidSimulator.h"
+#include "../OpaqueWorld.h"
 #include "../Chunk.h"
+#include "../Blocks/BroadcastInterface.h"
 
 
 
@@ -35,13 +37,9 @@ void cVaporizeFluidSimulator::AddBlock(Vector3i a_Block, cChunk * a_Chunk)
 	)
 	{
 		a_Chunk->SetBlock(RelX, a_Block.y, RelZ, E_BLOCK_AIR, 0);
-		a_Chunk->BroadcastSoundEffect(
+		World::GetBroadcastInterface(m_World).BroadcastSoundEffect(
 			"block.fire.extinguish",
-			{
-				static_cast<double>(a_Block.x),
-				static_cast<double>(a_Block.y),
-				static_cast<double>(a_Block.z)
-			},
+			Vector3d(a_Block),
 			1.0f,
 			0.6f
 		);