• Some Netty EngineMain properties are not set (KTOR-3464)
• Session cookie with BASE64 encoding fails to set correct cookie (KTOR-524)
• corsCheckRequestHeaders false (KTOR-445)
• DropwizardMetrics does not append baseName to the 'per endpoint'-metrics (KTOR-2527)
• Cookies that added to request got removed if HttpCookies plugin is installed (KTOR-3105)
• Development mode isn't taken into account for subroutes (KTOR-3316)
• URL port should be in 0..65535 (KTOR-3314)
• Basic auth not sending second request (KTOR-3472)
• Update Kotlin to 1.6.0 (KTOR-3422)