Changes since version 2.5-dev5 :

Remi Tricot-Le Breton (2):
      MINOR: log: Remove log-error-via-logformat option
      MINOR: log: Add new "error-log-format" option

Tim Duesterhus (2):
      BUG/MINOR threads: Use get_(local|gm)time instead of (local|gm)time
      BUG/MINOR: tools: Fix loop condition in dump_text()

Willy Tarreau (5):
      BUILD: ssl: next round of build warnings on LIBRESSL_VERSION_NUMBER
      BUILD: ssl: fix two remaining occurrences of #if USE_OPENSSL
      BUILD: tools: properly guard __GLIBC__ with defined()
      BUILD: globally enable -Wundef
      BUG/MAJOR: queue: better protect a pendconn being picked from the proxy