[10371] More wide use ObjectGuid in group code.

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m src/game/BattleGround.cpp

m src/game/BattleGround.h

m src/game/BattleGroundHandler.cpp

m src/game/ChatHandler.cpp

m src/game/Group.cpp

m src/game/Group.h

m src/game/GroupHandler.cpp

m src/game/LFGHandler.cpp

m src/game/Level1.cpp

m src/game/LootHandler.cpp

m src/game/Map.cpp

m src/game/MiscHandler.cpp

m src/game/NPCHandler.cpp

m src/game/ObjectMgr.cpp

m src/game/Player.cpp

m src/game/Player.h

m src/game/Spell.cpp

m src/game/Unit.cpp

m src/shared/revision_nr.h

[10371] More wide use ObjectGuid in group code.



Also drop some unused functions.

And fix some uint32 -> uint6 guid assigns.

Дальше...