/// <summary>
/// Attaches the given connector to this connector
/// </summary>
/// <param name="c"></param>
public void AttachConnector(Connector c)
{
//remove from the previous, if any
if (c.attachedTo != null)
{
c.attachedTo.attachedConnectors.Remove(c);
}
attachedConnectors.Add(c);
c.attachedTo = this;
}
