Move initialisation into Feeder.

This is slightly better, as the caller doesn't have to care about performing the initialisation.  But it's still not pretty.  In particular the "this" instead of "self" jumps out.

src/main/scala/net/happygiraffe/bender/Bender.scala

@@ -25,7 +25,6 @@ class Bender extends PircBot {
   // For managing feeds.
   val feeder = new Feeder(messenger)
   feeder.start()
-  feeder ! "init"
 
   val commands = Map[String, Command](
     "fetch"   -> FetchCommand,

src/main/scala/net/happygiraffe/bender/Feeder.scala

@@ -63,6 +63,16 @@ class Feeder(messenger: Actor) extends Actor {
   private def messageFor(entry: SyndEntry) : String =
     entry.getTitle() + " :: " + entry.getLink()
 
+  /**
+   * Override for initialisation.
+   */
+  override def start(): Actor = {
+      val rv = super.start()
+      // NB: Have to use "this" rather than "self" as that returns an
+      // ActorProxy at this point in time.
+      this ! "init"
+      rv
+  }
 
   def act() {
     loop {