Removed obsolete flag2refine2.f since .f90 version is now used.
Removed valout_hdf.f and valout_nc.f since they do not work currently...
Need to reorder indices and perhaps other changes.
Modified travis file to do 'python setup.py symlink-only
Merge pull request #89 from rjleveque/remove_obsolete

Removed obsolete and broken files