Python 3 and flake8 updates (#3)
* Python 3 and flake8 updates
From https://github.com/openwhisk/openwhisk/pull/1949
* Update wskutil.py
* Create README.md
* Delete README.md
* Update wsktrigger.py
* Update wsksdk.py
* Update wskrule.py
* Update wskprop.py
* Update wskpackage.py
* Update wsknamespace.py
* Update wskitem.py
* Update wskactivation.py
* Update wskaction.py
* Update wskaction.py
* Update wskprop.py
* Update wskprop.py
* Update .travis.yml
* Create README.md
* Update setup.py
* Update setup.py
* Update __init__.py
* Update wskaction.py
* Update wskutil.py
14 files changed