Use ToString for ListBox to allow select to find ContentAuditInfo

Use ListString
Select correct item in the Edit Window
Only select tab if it is not selected

PROMS/Volian.Controls.Library/DisplayTabControl.cs

@@ -604,8 +604,11 @@ namespace Volian.Controls.Library
 		{
 			if (myDisplayTabItem != null)
 			{
-				myDisplayTabItem.Focus();
-				myDisplayTabItem.Selected = true;
+				if (!myDisplayTabItem.Selected)
+				{
+					myDisplayTabItem.Focus();
+					myDisplayTabItem.Selected = true;
+				}
 			}
 		}
 		private DisplayTabItem _SelectedDisplayTabItem=null;