proper option for "build", not "build_history" (cf. 5ca4ac099e94);

--- a/src/Pure/Admin/isabelle_cronjob.scala	Mon Nov 07 21:52:41 2016 +0100
+++ b/src/Pure/Admin/isabelle_cronjob.scala	Wed Nov 09 22:23:36 2016 +0100
@@ -96,7 +96,7 @@
 
   private val remote_builds =
     List(
-      List(Remote_Build("lxbroy10", options = "-m32 -B -M1x4,2,4,6 -N", args = "-g timing")),
+      List(Remote_Build("lxbroy10", options = "-m32 -B -M1x4,2,4,6", args = "-N -g timing")),
       List(
         Remote_Build("macbroy2", options = "-m32 -M8", args = "-a"),
         Remote_Build("macbroy2", options = "-m32 -M8 -t quick_and_dirty", args = "-a -o quick_and_dirty"),