New rules.

    * new/assert.jam (in, not-in): New rules.
    * new/class.jam (is-instance): New rule.
    * new/utility.jam (str, equal, less): New rules.
    * new/container.jam
        (container.str, container.sort, container.equal): New rules.


[SVN r14923]

tools/build

@@ -1 +1 @@
-Subproject commit 5102991ec23c40da4e716d88c5d18cb5bef225a3
+Subproject commit 9e0161be21ad7d081b5d3d5d31d98d3efca091e5