Revert prior commits from last night that involved significant change to the GPR, along with cosmetic changes to the odls_default module pending review and test.
Reverts r14328, r14329, r14331, r14333, r14335, r14338, and r14336.
This commit was SVN r14351.
The following SVN revision numbers were found above:
r14328 --> open-mpi/ompi@d1ce4a44ca
r14329 --> open-mpi/ompi@604e79f2d2
r14331 --> open-mpi/ompi@b2b3417475
r14333 --> open-mpi/ompi@8882f355b4
r14335 --> open-mpi/ompi@10dfd534f6
r14336 --> open-mpi/ompi@5c65c55e59
r14338 --> open-mpi/ompi@579184cd72