am 8c85a00d: - creates proper ifc.h and dhcp.h headers for libnetutils - adds...

am 8c85a00d: - creates proper ifc.h and dhcp.h headers for libnetutils - adds ifc_set_hwaddr - adds hwaddr command to netcfg - code reuse: dhcp_configure calls ifc_configure; inet_ntoa is used for printing - consistency: use net.XXX.dnsX properties in favor of dhcp.XX

Merge commit '8c85a00d'

* commit '8c85a00d':
  - creates proper ifc.h and dhcp.h headers for libnetutils