Fixes #3636: Move VT v5.14.4.2 changes to v1.6

---svn-pre-commit-ignore-below---

r28616 [[BR]]
attempt to fix #3627: Pass all configure options from the OMPI top-level configure to the OTF sub-configure

r28624 [[BR]]
Changes to VT: Fixed infinite recursion bug if the verbosity level (env. VT_VERBOSE) is higher or equal to 2
Update the NEWS bullets.