Add some NEWS bullets for what has changed in 1.4.1

This commit was SVN r22370.

NEWS

@@ -52,6 +52,12 @@ Trunk (not on release branches yet)
 - Update to PLPA v1.3.2, addressing a licensing issue identified by
   the Fedora project.  See
   https://svn.open-mpi.org/trac/plpa/changeset/262 for details.
+- Fixed VT node name detection for Cray XT platforms, and fixed some
+  broken VT documentation files.
+- Fix a possible race condition in tearing down RDMA CM-based
+  connections.
+- Relax error checking on MPI_GRAPH_CREATE.  Thanks to David Singleton
+  for pointing out the issue.
 - Fix a shared memory "hang" problem that occurred on x86/x86_64
   platforms when used with the GNU >=4.4.x compiler series.
 - Add fix for Libtool 2.2.6b's problems with the PGI 10.x compiler