net/netif : Update documentation
net/netif : Update documentation

OlegHahm/RIOT,kYc0o/RIOT,miri64/RIOT,ant9000/RIOT,OlegHahm/RIOT,ant9000/RIOT,jasonatran/RIOT,authmillenon/RIOT,kaspar030/RIOT,miri64/RIOT,ant9000/RIOT,kaspar030/RIOT,kaspar030/RIOT,jasonatran/RIOT,OTAkeys/RIOT,RIOT-OS/RIOT,miri64/RIOT,OTAkeys/RIOT,ant9000/RIOT,kYc0o/RIOT,jasonatran/RIOT,miri64/RIOT,RIOT-OS/RIOT,miri64/RIOT,OlegHahm/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,authmillenon/RIOT,jasonatran/RIOT,OTAkeys/RIOT,OlegHahm/RIOT,kYc0o/RIOT,authmillenon/RIOT,kYc0o/RIOT,OTAkeys/RIOT,authmillenon/RIOT,OlegHahm/RIOT,OTAkeys/RIOT,ant9000/RIOT,jasonatran/RIOT,kaspar030/RIOT,kaspar030/RIOT,kYc0o/RIOT,authmillenon/RIOT