Various minor changes:

- added forwarders to SO objects to Inet
 - added batch read support for UDP
 - changed write for UDP
 - SimpleSender is now registered as everone else

akka-actor/src/main/scala/akka/io/SelectionHandler.scala

@@ -208,6 +208,7 @@ private[io] class SelectionHandler(manager: ActorRef, settings: SelectionHandler
 
   selectorManagementDispatcher.execute(select) // start selection "loop"
 
+  // FIXME: Add possibility to signal failure of task to someone
   abstract class Task extends Runnable {
     def tryRun()
     def run() {