Fixed caret position after leaving snippet mode.

src/Libraries/AvalonEdit/ICSharpCode.AvalonEdit/Snippets/SnippetCaretElement.cs

@@ -23,6 +23,7 @@ namespace ICSharpCode.AvalonEdit.Snippets
 		internal static void SetCaret(InsertionContext context)
 		{
 			TextAnchor pos = context.Document.CreateAnchor(context.InsertionPosition);
+			pos.MovementType = AnchorMovementType.BeforeInsertion;
 			pos.SurviveDeletion = true;
 			context.Deactivated += (sender, e) => {
 				if (e.Reason == DeactivateReason.ReturnPressed || e.Reason == DeactivateReason.NoActiveElements) {