hdf5_msb

Merge pull request #2406 in HDFFV/hdf5 from ~BYRN/hdf5_adb:hdf5_1_12 to hdf5_1_12

* commit '44003b135f9530f929ff7d2b30c79092704e32a8':
  Change to dynamic allocation for buffer
  Copy generated files instead of creating twice
  Fix standalone link in perform tools