stub out various pages

src/App/Pages/VaultGroupingsPageViewModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Bit.App.Pages
+{
+    public class VaultGroupingsPageViewModel : BaseViewModel
+    {
+        public VaultGroupingsPageViewModel()
+        {
+            PageTitle = "My Vault";
+        }
+    }
+}