add == operator on Actors

Source/Engine/Level/Actor.cs

@@ -357,5 +357,27 @@ namespace FlaxEngine
         {
             return $"{Name} ({GetType().Name})";
         }
+
+        /// <summary>
+        /// Check if Actors are equals
+        /// </summary>
+        /// <param name="left"></param>
+        /// <param name="right"></param>
+        /// <returns></returns>
+        public static bool operator ==(Actor left, Actor right)
+        {
+            return Object.Equals(left, right);
+        }
+
+        /// <summary>
+        /// Check if Actors aren't equals
+        /// </summary>
+        /// <param name="left"></param>
+        /// <param name="right"></param>
+        /// <returns></returns>
+        public static bool operator !=(Actor left, Actor right)
+        {
+            return !Object.Equals(left, right);
+        }
     }
 }