Add unhandled exception handler. Now catches problems and will try and output to the pyfalog, falling back to outputting to the console.

gui/errorDialog.py

@@ -90,7 +90,9 @@ class ErrorFrame(wx.Frame):
         errorTextCtrl.AppendText('\n')
         errorTextCtrl.AppendText("fs encoding: " + str(sys.getfilesystemencoding() or "Unknown"))
         errorTextCtrl.AppendText('\n\n')
-        errorTextCtrl.AppendText(tb)
+        if tb:
+            for line in tb:
+                errorTextCtrl.AppendText(line)
         errorTextCtrl.Layout()
 
         self.SetSizer(mainSizer)