5.1.0b1

:release-date: 2021-04-01 10:30 P.M UTC+6:00 :release-by: Asiff Saif Uddin

• Wheels are no longer universal.
• Revert "Added redis transport key_prefix from envvars".
• Redis Transport: Small improvements of SentinelChannel (#1253).
• Fix pidbox not using default channels.
• Revert "on worker restart - restore visible regardless to time (#905)".
• Add vine to dependencies.
• Pin urllib3<1.26 to fix failing unittests.
• Add timeout to producer publish (#1269).
• Remove python2 compatibility code (#1277).
• redis: Support Sentinel with SSL.
• Support for Azure Service Bus 7.0.0 (#1284).
• Allow specifying session token (#1283).
• kombu/asynchronous/http/curl: implement _set_timeout.
• Disable namedtuple to object feature in simplejson (#1297).
• Update to tox docker 2.0.
• SQS back-off policy (#1301).
• Fixed SQS unittests.
• Fix: non kombu json message decoding in SQS transport (#1306).
• Add Github Actions CI (#1309).
• Update default pickle protocol version to 4 (#1314).
• Update connection.py (#1311).
• Drop support for the lzma backport.
• Drop obsolete code importing pickle (#1315).
• Update default login method for librabbitmq and pyamqp (#936).
• SQS Broker - handle STS authentication with AWS (#1322).
• Min py-amqp version is v5.0.6 (#1325).
• Numerous docs & example fixes.
• Use a thread-safe implementation of cached_property (#1316).

:release-date: 2020-06-03 10.45 A.M UTC+6:00 :release-by: Asif Saif Uddin

• Doc improvement.
• set _connection in _ensure_connection (#1205)
• reuse connection [bug fix]