Organize custom scripts and Shared under Assets/Scripts, and delete assembly definition files

Assets/Scripts/Shared/Editor/DomainResetter.cs

@@ -0,0 +1,35 @@
+/// ---------------------------------------------
+/// Opsive Shared
+/// Copyright (c) Opsive. All Rights Reserved.
+/// https://www.opsive.com
+/// ---------------------------------------------
+
+namespace Opsive.Shared.Editor
+{
+#if UNITY_2019_3_OR_NEWER
+    using Opsive.Shared.Events;
+    using Opsive.Shared.Game;
+    using UnityEngine;
+#endif
+
+    /// <summary>
+    /// Enables the shared classes to work with Unity's Fast Enter Playmode feature:
+    /// https://docs.unity3d.com/Manual/ConfigurableEnterPlayMode.html.
+    /// </summary>
+    public static class DomainResetter
+    {
+        /// <summary>
+        /// Reset the static variables for domain reloading.
+        /// </summary>
+#if UNITY_2019_3_OR_NEWER
+        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.SubsystemRegistration)]
+        public static void DomainReset()
+        {
+            EventHandler.DomainReset();
+            GameObjectExtensions.DomainReset();
+            ObjectPoolBase.DomainReset();
+            SchedulerBase.DomainReset();
+        }
+#endif
+    }
+}