Breaking Changes
- The output from the `wg_config` property is now a string, not a ConfigParser object.
What's Changed
* Refactor WireGuard client config output to be string not ConfigParser by utkonos in https://github.com/malwarology/opnsense-confgen/pull/1
* Move ISO creation to utils.py and remove checks for pycdlib: required by utkonos in https://github.com/malwarology/opnsense-confgen/pull/2