Core/Misc: Fixed rotation of many gameobjects summoned in garrison and various scripts

Source/Framework/GameMath/Quaternion.cs

@@ -476,10 +476,15 @@ namespace Framework.GameMath
         public Quaternion ToUnit()
         {
             Quaternion copyOfThis = this;
-            copyOfThis *= rsq(dot(this));
+            copyOfThis.unitize();
             return copyOfThis;
         }
 
+        public void unitize()
+        {
+            this *= rsq(dot(this));
+        }
+
         float dot(Quaternion other)
         {
             return (float)((X * other.X) + (Y * other.Y) + (Z * other.Z) + (W * other.W));
@@ -490,6 +495,11 @@ namespace Framework.GameMath
             return 1.0f / (float)Math.Sqrt(x);
         }
 
+        public static Quaternion fromEulerAnglesZYX(float z, float y, float x)
+        {
+            return new Quaternion(Matrix3.fromEulerAnglesZYX(z, y, x));
+        }
+
         #region Public Static Complex Special Functions
         /// <summary>
         /// Calculates the logarithm of a given quaternion.