default.html in simport-1.3.0

- old
+ new

@@ -1,12 +1,15 @@
 <!doctype html>
 <html>
     <head>
         <meta charset="utf-8">
         <title>{{ page.title }}</title>
+        {% seo %}
         <link rel="stylesheet" href="{{ '/assets/css/styles.css' | relative_url }}">
         {% feed_meta %}
-        {% seo %}
+        {%- if jekyll.environment == 'production' and site.google_analytics -%}
+            {%- include google-analytics.html -%}
+        {%- endif -%}
     </head>
     <body>
         {% include navigation.html %}
         <main>
             {{ content }}
\ No newline at end of file