Chessa::URI::Default: fix humanize()

scripts/Chessa/URI/Default.pm

@@ -100,7 +100,7 @@ sub head($self, $response, $uri, $on_info, $errors) {
 my @units = split //, 'kMGTPEZY';
 
 sub humanize($self, $size) {
-    my $radix = log($size) / log(1024);
+    my $radix = int(log($size) / log(1024));
     $radix = 9 if $radix > 9;
 
     my $val = $size / (1024 ** $radix);