fixed units in sfcobs point data description
made getDescription() and static constants public in point data transform
fixed typo in udunits alias file
created new decoder for synop bufr obs
added decoder and dependencies to features
Former-commit-id: b35756921a0ba5ff240b80f92322da90345c6eaf
redbook, sfcobs, and satellite.
Amend: Made decoder performance logging consistent. Cleaned up other logging.
Change-Id: I1f404583240a9427cfa3dbb82f9ba3f760b3a8d4
Former-commit-id: 871b2ceb2a6745369c1dc6e88d711e5e3a13cc37