Added expand_macros.pl, a script to recursively expand greenstone macros (cf. http://wiki.greenstone.org/wiki/index.php/All_about_macros).
Added expand_macros.pl, a script to recursively expand greenstone macros (cf. http://wiki.greenstone.org/wiki/index.php/All_about_macros).

blackwinter/scratch,blackwinter/scratch,blackwinter/scratch,blackwinter/scratch