2.7.0

PYTHON SUPPORTED VERSIONS CHANGE: Please note that Kazoo no longer tests
on Python 3.3, 3.4 and 3.5. Tested versions are 2.7, 3.6, 3.7 and PyPy.

Features

• CI: Keep only Python 3.{6,7} to CI and bump ZK versions to latests (#574) (c293aabf)
• core:
  • run SASL Kerberos tests as part of build (5c461bdf)
  • Add create2 support (1d81f96a)
  • closed states instead of lost states (#573) (961b2f3b)
  • improve SASL interface (#546) (cd49b3fa)
• recipe: add support for curator SharedCount recipe (#559) (88b657a0, closes #558)
• utils: extend create_tcp_connection utility (#568) (ab0cd00c)

Bug Fixes

• CI: deploying only for 1 job (0ba3634d)
• core:
  • allow requests to be queued in CONNECTING state (#374) (#588) (a636d7a6)
  • Implement proper retry backoff logic with jitter. (0bb0659c)
  • when connection fails, close the ConnectionHandler (#577) (#579) (c7e80503)
• recipe: crash if None in znode (#569) (ded79467)
• tests:
  • Disable JAAS isInitiator for Server (933b38b5)
  • deactivate TCP port that was enabled by default. (d7bed550)
  • capitalize the default_domain value (7fd22bfd)
  • weaker crypto when configuring Kerberos (844df87a)
  • prefix with toxinidir variable with a / to ensure path to ensure-zookeeper-env.sh is correct (c4d42ca7)
  • specify -Dfile.encoding=UTF-8 when starting the ZK JVM (5764da0b)