Updated version nr for release.

Author: RoelantVos

Virtual_EDW/Form_Main.cs

@@ -34,7 +34,7 @@ public FormMain()
             InitializeComponent();
 
             // Set the version of the build for everything
-            const string versionNumberForApplication = "v1.6.3";
+            const string versionNumberForApplication = "v1.6.4";
 
             Text = $"Virtual Data Warehouse - {versionNumberForApplication}";
             VdwConfigurationSettings.VdwEventLog.Add(Event.CreateNewEvent(EventTypes.Information, $"{Text}."));