Added package info pill for collections

ckanext/odsh/templates/snippets/package_item.html

@@ -36,6 +36,11 @@ Example:
     {% block content %}
     <div class="dataset-content">
         {% block heading %}
+        {% if package.get('type') == 'collection' %}
+        <div class='package-info-pill'>
+          {{ _('Collection') }}
+        </div>
+        {% endif %}
         {%if daterange %}
         <div class='package-info-pill'>
             {{ daterange }}