* point to custom icon in default layout

templates/layouts/default.html.ep

@@ -4,6 +4,7 @@
   <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
   <meta name="generator" content="mojolicious" />
   <meta name="robots" content="noindex,nofollow" />
+  <link rel="icon" type="image/png" href="/img/favicon.png" />
   <title><%= title %> - Linux во Владивостоке</title>
 % my @styles = qw(default);
 % push @styles, split(/\s+/, stash('styles') || '');