CFY-1662 add test to reproduce problem
CFY-1662 extend test to also test contained_instances feature
CFY-1662 try killing celery processes a little harder
CFY-1662 wait for tasks to end in modification workflows
CFY-1662 when deployment creation fails in integration tests, print management celery logs
CFY-1662 fix kill command
CFY-1662 truncate debug error
CFY-1662 recreate es shema each test
CFY-1662 create deployment environment only after creating and waiting for node instances
CFY-1662 restore reference to master branch
Merge pull request #169 from cloudify-cosmo/CFY-1662-dep-mod-rel-ops

Cfy 1662 dep mod rel ops
Bump version to 3.1
Bump version to 3.1
Bump version to 3.1
Bump version to 3.1
Bump version to 3.1
Bump version to 3.1
Bump version to 3.1
Bump version to 3.1
Bump version to 3.1