Make sure avatarurl fallback still works

Author: daviddarnes

_includes/site-favicons.html

@@ -3,4 +3,4 @@
     <link rel="icon" type="image/png" href="{{ icon[1] }}" sizes="{{ icon[0] }}x{{ icon[0] }}">
   {% endfor %}
 {% endif %}
-<link rel="shortcut icon" href="{{ site.avatarurl | default: site.logo }}">
+<link rel="shortcut icon" href="{{ site.avatarurl + '?s=32' | default: site.logo }}">

_layouts/default.html

@@ -30,7 +30,7 @@
       <link rel="stylesheet" href="{{ "/assets/styles.css" | relative_url }}">
     {% endif %}
 
-    {% if site.favicons %}{% include site-favicons.html %}{% endif %}
+    {% if site.favicons or site.avatarurl %}{% include site-favicons.html %}{% endif %}
 
     {% if site.google_analytics %}{% include site-analytics.html %}{% endif %}