[issue #139] client lookup and stats api

WebfrontCore/Controllers/API/Dtos/FindClientResponse.cs

@@ -0,0 +1,18 @@
+using SharedLibraryCore.Dtos;
+using System.Collections.Generic;
+
+namespace WebfrontCore.Controllers.API.Dtos
+{
+    public class FindClientResponse
+    {
+        /// <summary>
+        /// total number of client found matching the query
+        /// </summary>
+        public long TotalFoundClients { get; set; }
+
+        /// <summary>
+        /// collection of doun clients
+        /// </summary>
+        public IEnumerable<FindClientResult> Clients { get; set; }
+    }
+}