IP TextBox control

Finally a textbox-control for IP addres input. Now recently updated, with most of the features of the ordinary textbox, plus a bunch of others.It accepts input in either dot-separated (n.n.n.n) and/or zero-padded (00n00n00n00n) string. The combination 00n00nn.1 is valid!You always get a properly formatted output string: "n.n.n.n"