Merge pull request #326 from ales-erjavec/fixes/restart

[FIX] addons: Use QTimer.singleShot to exit/restart

Author: janezd

orangecanvas/application/addons.py

@@ -963,7 +963,8 @@ def restart():
                         icon=QMessageBox.Information
                     ).exec()
                 else:
-                    QApplication.exit(96)
+                    # Sometimes it doesn't actually exit unless this call is queued
+                    QTimer.singleShot(0, lambda: QApplication.exit(96))
 
             QTimer.singleShot(0, restart)
         else: