Add a script for formating test result of st/subunit

This script show the time of each test and tests are sorted by execution
time (from the slowest to the quickest)

Autobuild-User: Matthieu Patou <mat@samba.org>
Autobuild-Date: Tue Oct 26 20:42:11 UTC 2010 on sn-devel-104

source4/scripting/devel/show_test_time

@@ -0,0 +1,19 @@
+#!/usr/bin/env perl
+#
+use strict;
+my %h;
+open(FH, "subunit-ls --times --no-passthrough|") || die "pb with subunit-ls";
+while(<FH>)
+{
+	chomp();
+	my @l = split(/ /);
+	my $val = @l[scalar(@l)-1];
+	$h{join(' ',@l)} = $val;
+}
+
+my @sorted = sort { $h{$b}<=>$h{$a} } keys(%h);
+use Data::Dumper;
+foreach my $l (@sorted)
+{
+	print "$l\n";
+}