- apply changes in proxy plugin and TLS interceptor
- add HTTPS proxy support
- move ca-generation command to main app
- minor refactoring to improve API stability
- move mocks to extra packages to avoid cycling imports
- fix bug in multi-port configuration
- change HTTP proxy to redirect to HTTP mock instead of maintaining custom rules
- introduce new endpoints module
- introduce Endpoint and EndpointManager
- introduce new Logging abstraction API to allow proper mocking
- add error return value to Start and Shutdown of endpoints
- add mocks of some internals to allow easier testing
- add generate target to take care of all code generation
- HTTPS configuration is till missing
- fix a few minor things in other plugins
- cleanup of config to reduce repeating of the same values multiple times
- add systemd service
- add default file
- improve logging to see what kind of errors might occur
- ship multiple prepared config files and replace original one with a symlink
- fix current working directory getter
