Add workloads section to source cloud config in api-config.yaml
Add function for generating dicts for setup
Add setup_* functions for resources
Read workloads configuration and pass to setup
Default network support in fake cloud back-end
Add workloads support to migration cli script
Merge pull request #16 from MirantisLabs/workloads-configuration

Workloads configuration
Pass copy of image dict to setup_image function
Do not reinitialize identity
Simplify the machanism that restrict clouds
Removed urls from Cloud abstraction
Simplify initialization and restriction
Remove direct manipulations with namespaces
Fix typos in the fake backend
Merge remote-tracking branch 'origin/master' into taskflow
Remove store manipulations from flow factories