Merge pull request #2059 from Miserlou/release/0.51

0.51.0 release

Merge pull request #2022 from Miserlou/release/0.50.0

Release 0.50.0

Merge pull request #1991 from mcrowson/0.49

Version bump and changelog

Merge pull request #1831 from Miserlou/release/0.48.2

Proposed release 0.48.2

Merge pull request #1827 from Miserlou/release/0.48.1

Proposed release 0.48.1

Merge pull request #1653 from Miserlou/release/0.47.0

Changelog and version for 0.47.0

Merge pull request #1653 from Miserlou/release/0.47.0

Changelog and version for 0.47.0

Merge pull request #1568 from jneves/patch-5

Update version to 0.46.2 to match pypi release

0.46.1 - pipenv hotfix, govcloud support

0.46.0 hopefully tests pass