Make use of container.jam improvements.

    * new/build-request.jam (from-command-line): Return list class.
    * new/build-system.jam: Adjust accordingly.


[SVN r14289]

tools/build

@@ -1 +1 @@
-Subproject commit 6476a6b12a71e00ac2f3cfbe0835d2b43e7346f4
+Subproject commit 3bc5f6b0db75576be31e58ef0457a3b1ee202662