internal : enables NavigationCacheMode for every pages

Change-Id: Icebbdf308a1aa8443e4f9d4f67579712a4298a84
Tuleap: #1241
diff --git a/SmartPanel.xaml b/SmartPanel.xaml
index ec02c6f..37175b8 100644
--- a/SmartPanel.xaml
+++ b/SmartPanel.xaml
@@ -24,6 +24,7 @@
       xmlns:views="using:RingClientUWP.Views"

       xmlns:d="http://schemas.microsoft.com/expression/blend/2008"

       xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"

+      NavigationCacheMode="Enabled"

       mc:Ignorable="d">

 

     <Page.Resources>