public AppConfig(string[] args)
{
var settings = new SimpleSettings();
settings.AddCommandlineArgs(args);
settings.AddTextConfigSettings("simpleSmtpServer.config.txt");
settings.AddAppConfigSettings("simpleSmtpServer.");
MailsFolder = settings.GetString("simpleSmtpServer.mailsFolder");
ClearMailsOnStartup = settings.GetBool("simpleSmtpServer.clearMailsOnStartup");
Port = settings.GetEnum("port", Ports.SMTP);
}