* plugin for authenticating clients based on certificates
* create ca, server and device keys and certificates. certificate auth plugin verification (non linted)
* adding documentation for the various cli scripts and the CertificateAuthPlugin
* post_init was not running on client config. cafile, keyfile, certfile are part of the connection section
* 'broker' section of client config can be empty, but connection will either be provided by the user or the default
- Included tests, examples, etc in MANIFEST.in.
- Made git ignore files that should not be included in the package.
- Added tox test environment which runs check-manifest to validate the
MANIFEST.in file.
Downstreams like Debian prefer the PyPI packages to include everything
from the Git repo, especially changelogs and test suites. To make the
installation with pip as lightweight as possible, it is encouraged to
build and upload Python wheels in addition to the sdist tarball.