color => colour

Signed-off-by: Mattias Andrée <maandree@operamail.com>
rc.conf improvements, prepared for multihome support

Signed-off-by: Mattias Andrée <maandree@operamail.com>
multihome support for rc.conf

Signed-off-by: Mattias Andrée <maandree@operamail.com>