fits_read_header did not respect logicals
The fits format stores boolean values as 'F' and 'T'. Before they wire allways fed to atoi resulting in 0. Now we handle these keywords correctly and return the slang equivalent of booleans, chars.
The fits format stores boolean values as 'F' and 'T'. Before they wire allways fed to atoi resulting in 0. Now we handle these keywords correctly and return the slang equivalent of booleans, chars.