- update 2.0.19.1:
* Reverted CGI chunked encoding support
* Fixed bug with WSGI responses returning
* Update travis to xenial (Terence D. Honles)
* Fix segfault in logsocket plugin (Riccardo Magliocchetti, #2010)
* Backport Coverity fixes from master (Riccardo Magliocchetti)
* Fix Python 3.7 warnings (Orivej Desh)
* Fix uwsgi.workers() leak in Python plugin (Arne Welzel, #2056)
* Backport redislog plugin 32-bit build fixes (Riccardo Magliocchetti, #1828)
* Fix stack overflow in core/rpc (Nicola Martino)
* Fix build with spaces in the path (Arne Welzel, #1939)
* Add missing initialization for zend_file_handle in php plugin (Arne Welzel)
* Build Python 3.7 and 3.8 plugins in CI (Arne Welzel)
* Add Trove classifiers for Python 3.7 and 3.8 (Hugo)
* Graceful shutdown for vassals (Sponsored by guppyltd.com)
* Improve yaml parsing with libyaml (Arne Welzel, #2097)
* Add smart-daemon2 option to notify daemon of master reloading (Eduardo Felipe Castegnaro)
* Do not chroot multiple times when root (Arne Welzel)
* Support io.BytesIO with wsgi.file_wrapper (Arne Welzel, #1126)
* Add websocket continuation frames support (Timi, #1350)
* Fix compilation with gevent 1.5.0 (Vytautas Liuolia)
* Fix PSGI plugin build with gcc 10 (Jorge Gallegos)
* Get rid of paste.script dependency in pypy/python plugins (Thomas De Schampheleire)
* Improve performance for santitizing file descriptors with cgi plugin (Natanael Copa, #2053)
* Fix offload-threads with honour-range (Liss Tarnell)
* Fix logging packet size length overflow (Pawel Marokwsi)
* Fix possible deadlock in install (Jacob Tolar)
* Fix parsing of http port for ipv6 (Cyril Baÿ)
* Fix impossibility of determining the end of the chunked stream with psgi plugin (ols)
* Fix parsing of http-socket port for ipv6 (Daniel Holth)