This commit contains:
- Replacing ConduitAction with ConfigAction
- Updating network json & schema for new action formation
- Adding CreateBridge ConfigAction
- Updating network scaffolds appropriately
- Removing use_vlan and vlan attributes from Network
- Unit tests
Merge pull request #154 from cdearborn/pull-req-master-c05a09b6a629918d13e49126216e287326ea1f12

Implementing network config actions [2/2]