discovery pane download src (bug 595996)

apps/discovery/templates/discovery/modules/collection.html

@@ -4,7 +4,7 @@
     <ul class="addons">
       {% for addon in addons %}
         <li>
-          <a href="{{ addon.get_url_path() }}">
+          <a href="{{ addon.get_url_path()|urlparams(src='discovery-pane') }}">
             <img src="{{ addon.icon_url }}">
             <h3>{{ addon.name }}</h3>
             <p class="desc">{{ addon.summary.localized_string }}</p>

migrations/77-discopane-src.sql

@@ -0,0 +1,2 @@
+INSERT INTO download_sources (name, type, created)
+    VALUES ('discovery-pane', 'full', NOW());