Core/Battlegrounds: Implemented BfA Warsong Gulch

Port From (https://github.com/TrinityCore/TrinityCore/commit/72b9aace54e44d30c323bd1acda630125e8a574d)

Source/Game/BattleGrounds/BattleGroundManager.cs

@@ -7,6 +7,7 @@ using Game.BattleGrounds.Zones;
 using Game.BattleGrounds.Zones.AlteracValley;
 using Game.BattleGrounds.Zones.ArathisBasin;
 using Game.BattleGrounds.Zones.EyeofStorm;
+using Game.BattleGrounds.Zones.WarsongGluch;
 using Game.DataStorage;
 using Game.Entities;
 using Game.Networking.Packets;
@@ -254,6 +255,7 @@ namespace Game.BattleGrounds
                     bg = new BgAlteracValley(bg_template);
                     break;
                 case BattlegroundTypeId.WS:
+                case BattlegroundTypeId.WgCtf:
                     bg = new BgWarsongGluch(bg_template);
                     break;
                 case BattlegroundTypeId.AB:

Source/Game/Entities/GameObject/GameObject.cs

@@ -3603,7 +3603,7 @@ namespace Game.Entities
                 || m_goValue.CapturePoint.State == BattlegroundCapturePointState.HordeCaptured;
         }
 
-        FlagState GetFlagState()
+        public FlagState GetFlagState()
         {
             if (GetGoType() != GameObjectTypes.NewFlag)
                 return 0;
@@ -3627,7 +3627,7 @@ namespace Game.Entities
             return newFlag.GetCarrierGUID();
         }
 
-        long GetFlagTakenFromBaseTime()
+        public long GetFlagTakenFromBaseTime()
         {
             if (GetGoType() != GameObjectTypes.NewFlag)
                 return 0;