CFY-854 added _include query param to get rest api calls
Merge pull request #27 from cloudify-cosmo/feature/CFY-854-rest-api-include-param

CFY-854 added _include query param to get rest api calls
CFY-854 don't wrap workflows if there are none
Merge branch 'develop' into feature/CFY-616-version

Conflicts:
	cloudify_rest_client/manager.py