Merge pull request #6 from binaryoverload/master

Introduce Twitter Card Metadata into Image Template

templates/display/image.html

@@ -1,6 +1,7 @@
 {% extends "base.html" %}
 
 {% block head %}
+<meta name="twitter:card" content="summary_large_image">
 <meta property="og:image" content="{{ siteurl }}{{ sitepath }}{{ selifpath }}{{ filename }}" />
 {% endblock %}
 
@@ -8,4 +9,4 @@
 <a href="{{ sitepath }}{{ selifpath }}{{ filename }}">
     <img class="display-image" src="{{ sitepath }}{{ selifpath }}{{ filename }}" />
 </a>
-{% endblock %}
+{% endblock %}