Add project files.

Esiur/Resource/ResourceTrigger.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Esiur.Resource
+{
+    public enum ResourceTrigger : int
+    {
+        Loaded = 0,
+        Initialize,
+        Terminate,
+        Configure,
+        SystemInitialized,
+        SystemTerminated,
+        SystemReload,
+    }
+}