Merge branch 'release/2.3.2' into develop
Update Changelog
fixed docstring causing warning from sphinx
added support for wheel; and fix related to lazy loading of pbr
added delete tag after building with pbr; then let git flow handle tagging, merging, and pushing to git
updated to tox 1.7.2 to fix posarg issue so updated tox.ini to use setup.py directly and allowed for removal of run_test.sh
Update to version v2.3.3
Merge branch 'release/2.3.3'