Core/Movement: Add MovePoint with facing

Port From (https://github.com/TrinityCore/TrinityCore/commit/c6d6ece1c7a450145598d5ac3c83b399cc731ee9)

Source/Game/Movement/Generators/PointMovement.cs

@@ -22,7 +22,7 @@ namespace Game.Movement
 {
     public class PointMovementGenerator<T> : MovementGeneratorMedium<T> where T : Unit
     {
-        public PointMovementGenerator(uint id, float x, float y, float z, bool generatePath, float speed = 0.0f, Unit faceTarget = null, SpellEffectExtraData spellEffectExtraData = null)
+        public PointMovementGenerator(uint id, float x, float y, float z, bool generatePath, float speed = 0.0f, Unit faceTarget = null, SpellEffectExtraData spellEffectExtraData = null, float? finalOrient = null)
         {
             _movementId = id;
             _destination = new Position(x, y, z);
@@ -31,6 +31,7 @@ namespace Game.Movement
             _spellEffectExtra = spellEffectExtraData;
             _generatePath = generatePath;
             _recalculateSpeed = false;
+            _finalOrient = finalOrient;
         }
 
         public override void DoInitialize(T owner)
@@ -63,6 +64,9 @@ namespace Game.Movement
             if (_spellEffectExtra != null)
                 init.SetSpellEffectExtraData(_spellEffectExtra);
 
+            if (_finalOrient.HasValue)
+                init.SetFacing(_finalOrient.Value);
+
             init.Launch();
 
             // Call for creature group update
@@ -149,6 +153,8 @@ namespace Game.Movement
         bool _generatePath;
         bool _recalculateSpeed;
         bool _interrupt;
+        //! if set then unit will turn to specified _orient in provided _pos
+        float? _finalOrient;
     }
 
     public class AssistanceMovementGenerator : PointMovementGenerator<Creature>