mod_http_oauth2: Disable CORS for authorization endpoint Per recommendation in draft-ietf-oauth-security-topics-23 Hopefully it is enough to return an error status, since mod_http will add CORS headers from a handler with higher priority, even for OPTIONS.

---
summary: Log a message once per minute
...

This module sends `-- MARK --` to the log once per minute. This may be
useful to give a sense of how busy the server is or see that logging and
timers are still working.