/// <summary>
/// Stops the message pump
/// </summary>
public void Stop()
{
_client.Close();
_cache.WaitForAllTasksToComplete();
}
/// <summary>
/// Blocks untill all the tasks currently cached to complete. This will take 5+ seconds
/// </summary>
public void WaitForCompletion()
{
_cache.WaitForAllTasksToComplete();
}