Added SimpleActor

akka/src/main/scala/SimpleActor.scala

@@ -0,0 +1,31 @@
+import akka.actor.Actor
+import akka.actor.Actor._
+import akka.config.Supervision._
+import akka.dispatch.Dispatchers
+import akka.dispatch.Dispatchers._
+
+object Simple extends App {
+  val simpleActor = actorOf[SimpleActor].start
+
+  simpleActor ! "Bang"
+
+  val response = (simpleActor ? "Waiting").as[String].getOrElse("")
+  println("Response: " + response)
+
+  sys.exit
+}
+
+class SimpleActor extends Actor {  
+  override def receive = {
+
+    case msg:String => 
+      println(msg + " received")
+
+      if (self.channel tryTell msg + " back at you")
+        println("Reply succeeded")
+      else 
+        println("Reply failed")
+
+    case _ =>  //do nothing
+  }
+}