src/Pure/build-jars

   Tools/check_source.scala
   Tools/debugger.scala
   Tools/doc.scala
   Tools/main.scala
   Tools/ml_statistics.scala
+  Tools/news.scala
   Tools/print_operation.scala
   Tools/simplifier_trace.scala
   Tools/task_statistics.scala
   Tools/update_cartouches.scala
   Tools/update_header.scala