Highlights

• Add jsonapi command (#4045)
• Fix TTY detection for runserver command. (#4033)
• Add Vagrant transport to Drush. (#4036)
• Fixes #4034: Ensure that status code is nonzero on invalid shutdown (#4037)

Small Wins

• Reduce the useless verbosity of batch update output (#3372) (#4090)
• Fix misleading usage examples for config:set and config:delete commands (#4085)
• Fixed usage docs for user-add-role. (#4088)
• Document how to show current site alias in Zsh prompt (#4086)
• Remove mentions of Shippable. (#4079)
• Add mysql service to Travis config. (#4078)
• More docs about dynamic users in site.yml files.
• Fix #4055. Better sorting of commands in help list. (#4057)
• Print class name in drush_op() for better verbose logs
• Update dependencies. (#4051)
• UNISH_NO_TIMEOUTS is unused since we moved to CLITrait. (#4047)
• Add webflo/drupal-core-require-dev (#4041)