MPI binding for MPI_TOPO_TEST

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Neutral Binding
MPI_TOPO_TEST(comm, status) [ IN comm] communicator (handle) [ OUT status] topology type of communicator comm (choice)

C Binding
int MPI_Topo_test(MPI_Comm comm, int *status)

FORTRAN Binding
MPI_TOPO_TEST(COMM, STATUS, IERROR) INTEGER COMM, STATUS, IERROR

C++ Binding
(in the MPI:: namespace)
int Comm::Get_topology() const