Sort out web syndication feeds, and add JSON feeds, fixes issue #52

app/Note.php

@@ -168,6 +168,16 @@ class Note extends Model
         return config('app.shorturl') . '/notes/' . $this->nb60id;
     }
 
+    /**
+     * Get the pubdate value for RSS feeds.
+     *
+     * @return string
+     */
+    public function getPubdateAttribute()
+    {
+        return $this->updated_at->toRSSString();
+    }
+
     /**
      * Get the relavent client name assocaited with the client id.
      *