Fix for issue #236

[akharit]

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This checklist is used to make sure that common guidelines for a pull request are followed.

Description of the change

Changing the order of distributions parameter. With the previous order i.e sdist first, the whl package created doesn't have azure-nspkg as dependency.

This causes imports to fail for Python 2.7(#236 ) due to different import behavior in Python 2 vs 3.

General Guidelines

• The PR has modified HISTORY.rst with an appropriate description of the change and a version increment.
• [] The PR has supporting test coverage that confirm the expected behavior and protects against regressions, including necessary recordings.
  NA
• Links to associated bugs, if any, are in the description.

[coveralls]

Coverage remained the same at 85.596% when pulling 39be9bd on akharit-travis-check into 380228b on master.