#207 axis_manualtoolchange doesn't exit properly

[Jeff Epler]

From: Leslie Newell <les@sheetcam.com>
Subject: [Emc-developers] Minor manual tool change bug

I just found this earlier on today. If you close Axis while the manual
tool change dialog is showing, the dialog does not close and EMC does
not shut down. Once you click on confirm the dialog closes and EMC shuts
down correctly.