1.1.0-M18

• Fix #1218, bootstrap testkit with Injector by @pshirshov (#1909)
• Update docker container environment config to create it dynamically. by @Caparow (#1914)
• Futher testkit cleanups, failure underreporting fixed by @pshirshov (#1917)
• Update izumi-reflect to 2.3.0 by @neko-kai (#1908)

Full Changelog: v1.1.0-M17...v1.1.0-M18