Fixed hformtools title

hformtools_users now honors the #title attribute.  Additionally,
the default formatting has been tweaked.
hdata minor bug fixes

1. hdata_is_active_student will now detect string and numeric
   arguments and respond accordingly
2. hdata_points_save has some minor (typo-type) bug fixes.
hpoints submission forms working

hpoints still lacks review functionality and a settings page,
but submission forms are working.