dGame Precompiled header improvements (#876)

* moving branch

* Add deleteinven slash command

* Change name of BRICKS_IN_BBB

* Use string_view instead of strcmp

* Clean up include tree

* Remove unneeded headers from PCH files

Removes unneeded headers from pre-compiled headers.  This increases compile time, however reduces development time for most files.

* Update Entity.h

* Update EntityManager.h

* Update GameMessages.cpp

* There it compiles now

Co-authored-by: Aaron Kimbrell <aronwk.aaron@gmail.com>

dGame/dUtilities/SlashCommandHandler.cpp

@@ -50,6 +50,9 @@
 #include "Item.h"
 #include "PropertyManagementComponent.h"
 #include "PacketUtils.h"
+#include "Loot.h"
+#include "EntityInfo.h"
+#include "LUTriggers.h"
 #include "Player.h"
 #include "PhantomPhysicsComponent.h"
 #include "ProximityMonitorComponent.h"
@@ -66,6 +69,9 @@
 #include "AssetManager.h"
 #include "BinaryPathFinder.h"
 #include "dConfig.h"
+#include "AMFFormat.h"
+#include "MovingPlatformComponent.h"
+#include "dMessageIdentifiers.h"
 
 void SlashCommandHandler::HandleChatCommand(const std::u16string& command, Entity* entity, const SystemAddress& sysAddr) {
 	std::string chatCommand;