debugging...
Merge branch 'mpi' of https://github.com/Kenneth-T-Moore/OpenMDAO-Framework into mpi
adding fan_in test
interim
more cleaning
added detection of a=b equality constraint
Merge branch 'mpi' of github.com:naylor-b/OpenMDAO-Framework into mpi
added ordered_refs to exprevaluator
working
Merge branch 'mpi' of github.com:naylor-b/OpenMDAO-Framework into mpi
New pcomp works