Cerrar la sesion y regresar al login
[[NSUserDefaults standardUserDefaults] removeObjectForKey:KDAcheckUserSessionToken];
[[NSUserDefaults standardUserDefaults] synchronize];
[XDKAirMenuController relese];
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:
@"Main" bundle:[NSBundle mainBundle]];
PatientViewController *viewcontrolelr = [storyboard instantiateViewControllerWithIdentifier:@"splash"];
self.navigationController.viewControllers = [NSArray arrayWithObjects:viewcontrolelr, nil];