http://sourceforge.net/project/showfiles.php?group_id=206918
http://tharkad.pa.msu.edu/~asteiner/o2scl/hal-0.78.tar.gz
http://tharkad.pa.msu.edu/~asteiner/o2scl/hal-0.77.tar.gz
http://tharkad.pa.msu.edu/~asteiner/o2scl/hal-0.76.tar.gz