fix replace rule

diff --git a/conv.pl b/conv.pl
index 70491f5..a2e8082 100755 (executable)
--- a/conv.pl
+++ b/conv.pl
@@ -12,8 +12,8 @@ my $text = <IF>;
 close(IF);
 
 $text = decode('utf8', $text);
-$text =~ s/^\*/= /mg;
-$text =~ s/^\*\*/== /mg;
+$text =~ s/^\* /= /mg;
+$text =~ s/^\*\* /== /mg;
 $text =~ s/^\- /  * /mg;
 $text =~ s/^\-- /    * /mg;
 $text =~ s/^\--- /      * /mg;