1.I install mpich2 on my gentoo, thus I can compile it on my desktop
instead of logging into HPC254.
2.Add -DPERF_ASSERT to enable perf-assertion function call
3.remove useless enum name for mpi_calls in mpiname.h(back to the
origin)
4.fix warnings in profile.c such as \% -> %% , %d -> %ld
5.add Estimate entrance for MPI_Send,Recv,Bcast,Init,Finalize.