public void Restart()
{
string version = (NSString) NSBundle.MainBundle.InfoDictionary.ObjectForKey (new NSString ("CFBundleVersion"));
NSUserDefaults userDefaults = NSUserDefaults.StandardUserDefaults;
userDefaults.SetString (version, CURRENT_VERSION);
userDefaults.SetDouble (DateTime.Now.ToOADate (), FIRST_USE_DATE);
userDefaults.SetInt (1, USE_COUNT);
userDefaults.SetInt (0, SIGNIFICANT_EVENT_COUNT);
userDefaults.SetBool (false, RATED_CURRENT_VERSION);
userDefaults.SetBool (false, DECLINED_TO_RATE);
userDefaults.SetDouble (0, REMINDER_REQUEST_DATE);
}