Update layout.html

Author: dessant

doc/sources/.templates/layout.html

@@ -10,7 +10,7 @@
 {%- macro relbar() %}
     <div class="related">
       <ul>
-        <li><a href="http://kivy.org/">Homepage</a> - </li>
+        <li><a href="//kivy.org">Homepage</a> - </li>
         <li><a href="{{ pathto(master_doc) }}">Documentation</a></li>
         {#
         {%- for parent in parents %}
@@ -90,7 +90,7 @@ <h3>Related Topics</h3>
       {%- set titlesuffix = "" %}
     {%- endif %}
     <title>{{ title|striptags }}{{ titlesuffix }}</title>
-    <link href='http://fonts.googleapis.com/css?family=Source+Code+Pro:400,700' rel='stylesheet' type='text/css'>
+    <link href='//fonts.googleapis.com/css?family=Source+Code+Pro:400,700' rel='stylesheet' type='text/css'>
     <link rel="stylesheet" href="{{ pathto('_static/' + style, 1) }}" type="text/css" />
     <link rel="stylesheet" href="{{ pathto('_static/pygments.css', 1) }}" type="text/css" />
     {%- if not embedded %}
@@ -220,7 +220,7 @@ <h3>Related Topics</h3>
 piwikTracker.trackPageView();
 piwikTracker.enableLinkTracking();
 } catch( err ) {}
-</script><noscript><p><img src="http://txzone.net/piwik/piwik.php?idsite=8" style="border:0" alt="" /></p></noscript>
+</script><noscript><p><img src="https://txzone.net/piwik/piwik.php?idsite=8" style="border:0" alt="" /></p></noscript>
 <!-- End Piwik Tracking Code -->
     <!--
     <div class="footer">