Do not process lines again and again when something goes wrong

Author: danipen

src/TextMateSharp/Model/TMModel.cs

@@ -189,6 +189,7 @@ public int UpdateTokensInRange(ModelTokensChangedEventBuilder eventBuilder, int
                     catch (Exception e)
                     {
                         System.Diagnostics.Debug.WriteLine(e.Message);
+                        lineIndex++;
                         continue;
                     }