Changes since version 2.4-dev6 :

Christopher Faulet (2):
      BUG/MINOR: stats: Continue to fill frontend stats on unimplemented metric
      BUG/MINOR: stats: Init the metric variable when frontend stats are filled

Ilya Shipitsin (1):
      BUILD: ssl: guard Client Hello callbacks with HAVE_SSL_CLIENT_HELLO_CB macro instead of openssl version

William Dauchy (2):
      MINOR: contrib/prometheus-exporter: better output of Not-a-Number
      CLEANUP: stats: improve field selection for frontend http fields