New JSON parsing library - circle. Integrated with akka-http. Test sending message by bot.

build.sbt

@@ -5,15 +5,25 @@ lazy val root = (project in file(".")).
     inThisBuild(List(
       organization := "com.example",
       scalaVersion := "2.12.6",
-      version      := "0.1.0-SNAPSHOT"
+      version      := "0.1.0-SNAPSHOT",
+      mainClass    := Some("eu.xeppaka.bot1.TelegramBotServer")
     )),
     name := "telegram-bot1",
     libraryDependencies ++= Seq(
       scalaTest % Test,
       akka,
       akkaHttp,
-      akkaHttpSprayJson,
       akkaStream,
-      vkapi
+      vkapi,
+      circleCore,
+      circleGeneric,
+      circleParser
     )
   )
+
+assemblyMergeStrategy in assembly := {
+  case PathList("META-INF", "io.netty.versions.properties") => MergeStrategy.first
+  case x =>
+    val oldStrategy = (assemblyMergeStrategy in assembly).value
+    oldStrategy(x)
+}