== 19.7.0 ==

The previously deprecated gunicorn_django command has been removed.
Use the command-line interface instead.
The previously deprecated django_settings setting has been removed.
Use the raw-env setting instead.
The default value of ssl-version has been changed from ssl.PROTOCOL_TLSv1 to ssl.PROTOCOL_SSLv23.
fix: initialize the group access list when initgroups is set (#1297)
add environment variables to gunicorn access log format (#1291)
add --paste-global-conf option (#1304)
fix: print access logs to STDOUT (#1184)
remove upper limit on max header size config (#1313)
fix: print original exception on AppImportError (#1334)
use SO_REUSEPORT if available (#1344)
fix leak of duplicate file descriptor for bound sockets.
add --reload-engine option, support inotify and other backends (#1368, #1459)
fix: reject request with invalid HTTP versions
add child_exit callback (#1394)
add support for eventlets _AlreadyHandled object (#1406)
format boot tracebacks properly with reloader (#1408)
refactor socket activation and fd inheritance for better support of SystemD (#1310)
fix: o fds are given by default in gunicorn (#1423)
add ability to pass settings to GUNICORN_CMD_ARGS environnement variable which helps in container world (#1385)
fix: catch access denied to pid file (#1091)
many additions and improvements to the documentation

Breaking Change