Code review comment for lp:~thumper/juju-core/configurable-lxc-bridge

Reviewers: mp+188980_code.launchpad.net,

Message:
Please take a look.

Description:
Allow the network-bridge to be configured.

Enable the local provider config to accept network-bridge.
This is then passed through to the container creation
netowrk config.

A slightly more informative message is added when the
bridge is not found.

https://code.launchpad.net/~thumper/juju-core/configurable-lxc-bridge/+merge/188980

(do not edit description out of merge proposal)

Please review this at https://codereview.appspot.com/14321043/

Affected files (+70, -40 lines):
   A [revision details]
   M provider/local/config.go
   M provider/local/config_test.go
   M provider/local/environ.go
   M provider/local/environprovider.go
   M provider/local/instance.go