need to remove trailing slashes in not one, but 2 places

htmllink needs to do it because it uses the basename of the link as the link
text

bestlink needs to do it because it is not always called from htmllink

IkiWiki.pm

@@ -407,6 +407,7 @@ sub bestlink ($$) { #{{{
 		# absolute links
 		$cwd="";
 	}
+	$link=~s/\/$//;
 
 	do {
 		my $l=$cwd;
@@ -541,6 +542,7 @@ sub htmllink ($$$;@) { #{{{
 	my $page=shift; # the page that will contain the link (different for inline)
 	my $link=shift;
 	my %opts=@_;
+
 	$link=~s/\/$//;
 
 	my $bestlink;