Shrink cat PCB iamge; Create thumbnail for event site

_layouts/default.html

@@ -6,6 +6,9 @@
     <title>{% if page.title %}{{ page.title}} | {% endif %}{{ site.title | default: site.github.repository_name }}</title>
 
     <link rel="stylesheet" href="{{ '/assets/css/style.css?v=' | append: site.github.build_revision | relative_url }}">
+    <link rel="shortcut icon" type="image/svg+xml" href="/favicon.svg" sizes="any">
+    <link rel="icon" type="image/png" href="/favicon.png" sizes="32x32">
+    <link rel="apple-touch-icon" href="/apple-touch-icon.png" sizes="180x180">
     <meta name="viewport" content="width=device-width">
     <!--[if lt IE 9]>
     <script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>