sanity checks 0.17

Please do sanity checks according to steps below:

1. Please, get the tarball and check it, run tests. tarball: https://gitlab.isc.org/isc-projects/stork/-/jobs/1700624/artifacts/browse
2. Start demo locally (rake docker_up) and follow the steps from https://gitlab.isc.org/isc-projects/stork/-/wikis/Demo
3. Install server and agent locally e.g. in VMs from binary debs & rpms packages: https://gitlab.isc.org/isc-projects/stork/-/jobs/1700625/artifacts/browse