fix feed generator value

lib/generate-feed.php

@@ -54,7 +54,8 @@ function generateFeed($unsortedContent) {
         'baseUrl' => Config::baseUrl,
         'feedUrl' => Config::feed['feedUrl'],
         'date' => $realNow,
-        'items' => implode("\n", $items)
+        'items' => implode("\n", $items),
+        'generator' => Config::feed['userAgent'],
     ]);
 
     return $feed;

templates/feed.xml

@@ -8,7 +8,7 @@
     <atom:link href="{{ feedUrl }}" rel="self" type="application/rss+xml" />
     <pubDate>{{ date }}</pubDate>
     <lastBuildDate>{{ date }}</lastBuildDate>
-    <generator>{{ date }}</generator>
+    <generator>{{ generator }}</generator>
 {% endautoescape %}
     {{ items }}
 {% autoescape %}