core/v1.0.0-beta.6

What's Changed

• Update core module by @muXxer in #400
• Set exit code 1 for critical shutdowns by @muXxer in #401
• Refactor and add new timed utils. by @piotrm50 in #402

Full Changelog: core/v1.0.0-beta.5...core/v1.0.0-beta.6