corrected typo in scaladoc comment

Author: michelou

src/library/scala/App.scala

@@ -14,7 +14,7 @@ import scala.collection.mutable.ListBuffer
  *  into executable programs. Here is an example:
  *  {{{
  *    object Main extends App {
- *      Console.println("Hello World: " + (arguments mkString ", "))
+ *      Console.println("Hello World: " + (args mkString ", "))
  *    }
  *  }}}
  *  Here, object `Main` inherits the `main` method of `App`.
@@ -41,8 +41,8 @@ trait App extends DelayedInit {
   /** The init hook. This saves all initialization code for execution within `main`.
    *  This method is normally never called directly from user code.
    *  Instead it is called as compiler-generated code for those classes and objects
-   *  (but not traits) that inherit from the `DelayedInit` trait and that do not themselves define
-   *  a `delayedInit` method.
+   *  (but not traits) that inherit from the `DelayedInit` trait and that do not
+   *  themselves define a `delayedInit` method.
    *  @param body the initialization code to be stored for later execution
    */
   override def delayedInit(body: => Unit) {