dtypes support to oshmem scoll mpi. added comment to
oshmem scoll mpi component regarding casting size_t to int.
Fixed by Elena, Reviewed by Igor/Mike
cmr=v1.7.5:reviewer=ompi-rm1.7
This commit was SVN r30856.
oshmem collective can select MPI collectives modules as provider.
Developed by Elena, reviewed by Miked
cmr=v1.7.5:reviewer=ompi-rm1.7
This commit was SVN r30808.