Add HTTPS resources

go/go/templates/layouts/base.html

@@ -18,7 +18,7 @@
     <meta name="robots" content="all">
     <meta name="viewport" content="width=device-width, initial-scale=1">
 
-    <link href="http://fonts.googleapis.com/css?family=Carrois+Gothic" rel="stylesheet" type="text/css">
+    <link href="https://fonts.googleapis.com/css?family=Carrois+Gothic" rel="stylesheet" type="text/css">
     <link href="//maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css" rel="stylesheet">
     <link rel="stylesheet" href="{% static "css/bootswatch.min.css" %}" />
     <link rel="stylesheet" href="{% static "css/styles.css" %}" />

go/go/templates/link_box.html

@@ -133,9 +133,9 @@
 
             {% with the_url|add:"?qr" as qr_url %}
               <pre><strong>QR Downloads:</strong>
-        <a href="http://chart.googleapis.com/chart?cht=qr&chs=268x268&chl={{ qr_url }}" target="_blank">Small (268x268)</a>
-        <a href="http://chart.googleapis.com/chart?cht=qr&chs=383x383&chl={{ qr_url }}" target="_blank">Medium (383x383)</a>
-        <a href="http://chart.googleapis.com/chart?cht=qr&chs=547x547&chl={{ qr_url }}" target="_blank">Large (547x547)</a>
+        <a href="https://chart.googleapis.com/chart?cht=qr&chs=268x268&chl={{ qr_url }}" target="_blank">Small (268x268)</a>
+        <a href="https://chart.googleapis.com/chart?cht=qr&chs=383x383&chl={{ qr_url }}" target="_blank">Medium (383x383)</a>
+        <a href="https://chart.googleapis.com/chart?cht=qr&chs=547x547&chl={{ qr_url }}" target="_blank">Large (547x547)</a>
                 </pre>
             {% endwith %}
         {% endwith %}