Merge pull request #9 from hannesvdvreken/patch-2

Allow sites with https scheme to safely load all external assets

_includes/head.html

@@ -12,8 +12,8 @@
 
     <!-- Custom Fonts -->
     <link rel="stylesheet" href="{{ "/css/font-awesome/css/font-awesome.min.css" | prepend: site.baseurl }}">
-    <link href="http://fonts.googleapis.com/css?family=Montserrat:400,700" rel="stylesheet" type="text/css">
-    <link href="http://fonts.googleapis.com/css?family=Lato:400,700,400italic,700italic" rel="stylesheet" type="text/css">
+    <link href="//fonts.googleapis.com/css?family=Montserrat:400,700" rel="stylesheet" type="text/css">
+    <link href="//fonts.googleapis.com/css?family=Lato:400,700,400italic,700italic" rel="stylesheet" type="text/css">
 
     <!-- HTML5 Shim and Respond.js IE8 support of HTML5 elements and media queries -->
     <!-- WARNING: Respond.js doesn't work if you view the page via file:// -->