modified:   ../../openmpi/ompi/mpi/c/finalize.c
	modified:   ../../openmpi/ompi/mpi/c/gather.c
	modified:   ../../openmpi/ompi/mpi/c/gatherv.c
	modified:   ../../openmpi/ompi/mpi/c/init.c
	modified:   ../../openmpi/ompi/mpi/c/irecv.c
	modified:   ../../openmpi/ompi/mpi/c/isend.c
	modified:   ../Makefile
	modified:   commset.h
	new file:   commset.inc
	modified:   msglog.h
	deleted:    ../src/GlobalComm.c
	deleted:    ../src/commset.c

    1. Reorganize the program's structure
    2. Fix the bug in commset