Add metadata for 192 android icon, MS icons

Author: tony

docs/_templates/layout.html

@@ -27,13 +27,19 @@
 
   <link rel="shortcut icon" href="/_static/favicon.ico">
   <link rel="icon" type="image/png" sizes="512x512" href="/_static/img/icons/icon-512x512.png">
+  <link rel="icon" type="image/png" sizes="192x192" href="/_static/img/icons/icon-192x192.png">
   <link rel="icon" type="image/png" sizes="32x32" href="/_static/img/icons/icon-32x32.png">
+  <link rel="icon" type="image/png" sizes="96x96" href="/_static/img/icons/icon-96x96.png">
   <link rel="icon" type="image/png" sizes="16x16" href="/_static/img/icons/icon-16x16.png">
 
   <!-- Apple -->
   <meta name="apple-mobile-web-app-title" content="libvcs">
 
   <link rel="apple-touch-icon" sizes="192x192" href="/_static/img/icons/icon-192x192.png">
   <link rel="mask-icon" href="/_static/img/libvcs.svg" color="grey">
+
+  <!-- Microsoft -->
+  <meta name="msapplication-TileColor" content="#ffffff">
+  <meta name="msapplication-TileImage" content="/_static/img/icons/ms-icon-144x144.png">
   {% endif -%}
 {% endblock %}