Taking advantage of GTK to do sorting of units table for us
[gonvert] / src /
drwxr-xr-x   ..
-rw-r--r-- 246 constants.py
-rw-r--r-- 6167 converters.py
-rwxr-xr-x 500 gonvert.py
-rwxr-xr-x 25003 gonvert_glade.py
-rw-r--r-- 134715 unit_data.py