2011-06-17  Daniel Carrera  <dcarrera@gmail.com>

        * caf/single.c (_gfortran_caf_register): Store the address
        of all static coarrays in a linked list.
        (_gfortran_caf_finalize): Free memory of staic coarrays.
        * caf/mpi.c (_gfortran_caf_register): Store the address
        of all static coarrays in a linked list. Initialize MPI
        if necessary.
        (_gfortran_caf_finalize): Free memory of staic coarrays.
        (_gfortran_caf_init): Check if MPI is already initialized
        before initializing again.
        * caf/libcaf.h: Add a type to caf_register_t to distinguish
        static coarrays and add the type caf_static_t to make the
        linked list of static coarrays.

From-SVN: r175124