Add new tools to Network floppy

New things:
 * Added arp program to view hosts in local network
 * Added route program to view known routes
 * Automatic binding to names in /etc/hostname
 * Rewrote ping program, now it looks more like normal ping

This is how it looks for now:
![](http://i.gyazo.com/625babed0e36d0f1c448c60771e8eb05.png)