== 19.5.0 ==
=== Core ===
- fix: Ensure response to HEAD request won't have message body
- fix: lock domain socket and remove on last arbiter exit (#1220)
- improvement: use EnvironmentError instead of socket.error (#939)
- add: new $FORWARDDED_ALLOW_IPS environment variable (#1205)
- fix: infinite recursion when destroying sockets (#1219)
- fix: close sockets on shutdown (#922)
- fix: clean up sys.exc_info calls to drop circular refs (#1228)
- fix: do post_worker_init after load_wsgi (#1248)
=== Workers ===
- fix access logging in gaiohttp worker (#1193)
- eventlet: handle QUIT in a new coroutine (#1217)
- gevent: remove obsolete exception clauses in run (#1218)
- tornado: fix extra "Server" response header (#1246)
- fix: unblock the wait loop under python 3.5 in sync worker (#1256)
=== Logging ===
- fix: log message for listener reloading (#1181)
- Let logging module handle traceback printing (#1201)
- improvement: Allow configuring logger_class with statsd_host (#1188)
- fix: traceback formatting (#1235)
- fix: print error logs on stderr and access logs on stdout (#1184)
=== Documentation ===
- Simplify installation instructions in gunicorn.org (#1072)
- Fix URL and default worker type in example_config (#1209)
- update django doc url to 1.8 lts (#1213)
- fix: miscellaneous wording corrections (#1216)
- Add PSF License Agreement of selectors.py to NOTICE (:issue: #1226)
- document LOGGING overriding (#1051)
- put a note that error logs are only errors from Gunicorn (#1124)
- add a note about the requirements of the threads workers under python 2.x (#1200)
- add access_log_format to config example (#1251)
=== Tests ===
- Use more pytest.raises() in test_http.py