CFY-661 added list nodes api
CFY-661 added list nodes api
CFY-661 added node instances list
CFY-661 fixed swagger return types
CFY-661 fixed tests
CFY-661 fixed tests and flake8
CFY-661 fixed unit tests
CFY-661 fixed unit tests
Merge pull request #42 from cloudify-cosmo/feature/CFY-661-get-node

CFY-661 added list nodes api
fixed swagger docs
Merge branch 'develop' into feature/CFY-768-reduce-plan-size

Conflicts:
	rest-service/manager_rest/test/test_deployments.py