Resync the trunk NEWS file with the v1.2 branch NEWS file.

This commit was SVN r20136.

NEWS

@@ -118,6 +118,9 @@ Trunk (not on release branches yet)
 1.2.9 (unreleased)
 ------------------
 
+- Correctly take into account the MTU an openib port is running at. See #1722.
+- Fix two datatype engine bugs. See #1677.
+  Thanks to Peter Kjellstrom for the bugreport.
 - Fix the bml r2 help filename so the help message can be found. See #1623.
 - Fix a compilation problem on RHEL4U3 with the PGI 32 bit compiler
   caused by <infiniband/driver.h>.  See ticket #1613.