[ELASTIC-146] Upgrade base tech to Elastic 5.6.3 (#1740)
[ELASTIC-146] Upgrade base tech to Elastic 5.6.3 (#1740)

- Upgrade support diagnostics tool to 6.2
vishnu2kmohan/dcos-commons,mesosphere/dcos-commons,mesosphere/dcos-commons,mesosphere/dcos-commons,vishnu2kmohan/dcos-commons,mesosphere/dcos-commons,vishnu2kmohan/dcos-commons,vishnu2kmohan/dcos-commons,vishnu2kmohan/dcos-commons,mesosphere/dcos-commons