1) Run `./create_certs_to_revoke.sh` to generate test data of:
 CA:            ./certs/revoking_ca.pem
 CRL:           ./certs/revoking_crl.pem
 Revoked Cert:  ./certs/revoked_cert.pem

Use the example verify_* scripts to test out openssl commands for verifying a cert has been revoked with a CRL.


