Turn Verse Numbers to Attributes
use XML::Parser;
my $p = new XML::Parser Style => 'stream';
$p->parsefile($ARGV[0]);
sub StartTag {
if ($_[1] eq "vn") { print "<v n='"; }
elsif ($_[1] ne "v") { print; }
}
sub EndTag {
if ($_[1] eq "vn") { print "'>"; }
else { print; }
}