networking: fix wrong constants for bonding and bridging
networking: change command structure

Use 'net setting list' rather than 'net list setting' in order to be
more compatible with other commands.
networking: improve 'net setting show'

Print more information and fix showing bridges/bonds.
networking: better handling of IP address strings

IP addresses inserted by user are now checked and transformed to short
form.

Also comparision of addresses is no longer just string compare but
proper IP address comparision.
networking: fix (de)activation of bridges/bonds

Bridge/bond settings are now properly activated when the device is not
specified.
networking: add support for static routes and dns
networking: implement enslave function
networking: check if ipv4/ipv6 options have correct values
networking: fix wrong transform_option usage

After change of the command layout, using transform_option is sometimes
no longer the right thing to do.
networking: handle error in setting creation
networking: add beakerlib tests for net command
networking: add myself as an author to the modules
networking: update generated cmdline documentation
Merge pull request #58 from rnovacek/dev2

Networking script fixes v2