/// <summary>
/// Método acionado quando o progresso do upload for atualizador.
/// </summary>
protected void OnProgressChanged()
{
var args = new Colosoft.Net.UploadProgressChangedEventArgs(TotalBytesSent, TotalBytesToSend);
if (ProgressChanged != null)
{
ProgressChanged(this, args);
}
Observers.OnProgressChanged(args);
}