CLOUD-271 Added integration tests
CLOUD-271 Fixed Azure integration test
CLOUD-327 Added scale up, scale down to the tests. Generic flow abstracted
CLOUD-327 checkstyle
CLOUD-327 adjustment abstracted
CLOUD-312 Cluster status checked:
CLOUD-312 Added step information to cluster assertions
CLOUD-312 Corrected expected / actual argument order
Merge pull request #363 from sequenceiq/it-final

CLOUD-271 Added integration tests
CLOUD-355 set default JKS password (azure credentials)
Merge pull request #383 from sequenceiq/remove-jks-pwd

CLOUD-355 default JKS password (azure credentials)
CLOUD-341 update to Ambari 1.7.0
CLOUD-341 update ambari rest client to 1.7.18
CLOUD-306 separate directory for the datanodes and nodemanager