0.9.0

• Package structure reworked
• Packages and maven groupId renamed org.jetbrains.ktor -> io.ktor
• Server-related artifacts having ktor-server-* name prefix (ktor-netty -> ktor-server-netty)
• Application Host renamed to Application Engine
• FinalContent renamed to OutgoingContent as opposite to IncomingContent (introduced in 0.4.0)
• Added Application Engine configure facilities so one can specify thread pool size or some engine-specific parameter
• Initial idiomatic ktor HTTP client implementation (artifacts prefixed with ktor-client-*)
• Metrics support, DropWizard integration
• Improve routing API, tune resolution mechanics, hide some implementation details
• ContentNegotiation feature to support variable content on send and receive
• Jackson support
• Experimental pure kotlin application engine on coroutines (CIOApplicationEngine) and CIO-based http client backend
• Improved stability under load
• Status pages processing improvements
• A lot of documentation