hdf5_msb

Interim checkin to allow Vailin to address assertion failure in
the memory manager -- details shown below.

Note that there are other issues as well -- this is not a
working version.

[mainzer@jelly test]$ ./vfd_swmr
Testing Configure VFD SWMR with fapl                                   PASSED
Testing VFD SWMR configuration for the file and fapl                   PASSED
Testing H5Fvfd_swmr_end_tick() for VFD SWMR                            PASSED
Testing Create/Open/Flush an HDF5 file for VFD SWMR                    PASSED
Testing Verify the metadata file for VFD SWMR writer                  vfd_swmr: H5MVsection.c:233: H5MV__sect_can_merge: Assertion `((sect1->sect_info.addr)!=((haddr_t)(long)(-1)) && (sect2->sect_info.addr)!=((haddr_t)(long)(-1)) && (sect1->sect_info.addr)<(sect2->sect_info.addr))' failed.
Abort (core dumped)
[mainzer@jelly test]$