Merge pull request #622 from IBM/v0.2.1

Pull request source branch to cut release 0.2.1- All test have passed.

Cut release v0.2.0

Merge pull request #138 from IBM/pypi-versions

updated PyPi versions

Merge pull request #90 from IBM/dpl-0.1.6-version

Dpl 0.1.6 version