Update NEWS with IB fixes

This commit was SVN r21621.

NEWS

@@ -47,6 +47,10 @@ Trunk (not on release branches yet)
 1.3.3 (expected)
 ----------------
 
+- Fix a number of issues with OpenIB's RDMA CM, including a memory
+  corruption bug, a shutdown deadlock, and a route timeout.  Thanks
+  to David McMillen and Hal Rosenstock for help in tracking down the
+  issues.
 - Change the behavior of the EXTRA_STATE parameter that is passed to
   Fortran attribute callback functions: this value is now stored
   internally in MPI -- it no longer references the original value