added mii-tool as featured tool

README

@@ -10,7 +10,7 @@ This package includes the important tools for controlling the network
 subsystem of the Linux kernel.  This includes arp, hostname, ifconfig,
 netstat, rarp and route.  Additionally, this package contains
 utilities relating to particular network hardware types (plipconfig,
-slattach) and advanced aspects of IP configuration (iptunnel,
+slattach, mii-tool) and advanced aspects of IP configuration (iptunnel,
 ipmaddr).
 
 Please include the output of "program --version" when reporting bugs.