mod_http_oauth2: Relax payload content type checking in revocation The code expected Content-Type: application/x-www-form-urlencoded HTTPie sent Content-Type: application/x-www-form-urlencoded; charset=utf-8 It did not work

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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.