Allows testing the access_data from a Keystone token against
all rules in a policy file.
Optionally can test a single rule. See
$ tox -e venv -- oslopolicy-checker --help
For more details
Co-Authored-By: Ian Cordasco <graffatcolmingov@gmail.com>
Implements-Blueprint: oslopolicy-cli
Change-Id: I8b2e8739c85077e856775f37e9868eb0a8babb3c