/// <summary>
/// This ensures that the settings have been upgraded to work with the current
/// version of the programme.
/// </summary>
/// <param name="p_setSettings">The settings to upgrade.</param>
private static void UpgradeSettings(Properties.Settings p_setSettings)
{
if (!p_setSettings.SettingsUpgraded)
{
p_setSettings.Upgrade();
p_setSettings.SettingsUpgraded = true;
p_setSettings.Save();
}
}