Support for other key generator implementations
Make Onionmine support other vanity generators such as:
- ciehanski/oniongen-hs: v3 onion vanity URL generator written in Haskell
- rdkr/oniongen-go:
🔑 v3 .onion vanity URL generator written in Go
Full compatibility might now be support, given that each implementation has it's own set of parameters, but that's something that can be solved with proper configuration and with some business logic.