Merge pull request #1594 from nraychaudhuri/patch-1

Update Agent.scala

akka-agent/src/main/scala/akka/agent/Agent.scala

@@ -124,7 +124,6 @@ object Agent {
  * val result = agent()
  * // use result ...
  *
- * agent.close
  * }}}
  * <br/>
  *
@@ -150,10 +149,6 @@ object Agent {
  *   value2 <- agent2
  * } yield value1 + value2
  *
- * agent1.close
- * agent2.close
- * agent3.close
- * agent4.close
  * }}}
  */
 abstract class Agent[T] {
@@ -238,4 +233,4 @@ abstract class Agent[T] {
    * In Java, pass in an instance of `akka.dispatch.Foreach`.
    */
   def foreach[U](f: T ⇒ U): Unit
-}
+}