- merge packages to get a more concise layout because plugins are no more and therefore there's not a lot to be exported
- fix test logger
- rework config parsing to be easier and more transparent
- remove unnecessary APIs because dynamic endpoint handling is rather a won't implement
- update necessary tests
This removes a lot of complexity because IPv4 and IPv6 addresses can be handled the same way.
To distinguish between them it's enough to take their length into account.
Parsing should be straight forward in any language.
