Fixed bug causing erroneous config options to be picked up as networks on service deploy.
Merge branch 'network-prototype' of github.com:juju/juju-gui into service-network-selection
Merge branch 'network-prototype' of github.com:juju/juju-gui into service-network-selection
Merge pull request #71 from johndavidge/service-network-selection

Fixed bug causing erroneous config options to be picked up as networks on service deploy.