Re-enable the usock oob component. Ensure the TCP component promotes messages for other procs to the OOB base so that other components have a chance to send the relay. Seems to be passing MTT, so let's see how it works for others.
Remove unused variable
Upgrade to hwloc 1.9.1
Update git/hg ignore files
Merge branch 'master' of https://github.com/open-mpi/ompi-svn-mirror