/// <summary>
        /// Fills the list view with feed items for a specific feed.
        /// </summary>
        void FillListView(string url)
        {
            try
            {
                feed = new QDFeedParser.HttpFeedFactory().CreateFeed(new Uri(url));
                var feedTitleList = feed.Items.Select(i=>i.Title).ToList();

                ListAdapter = new ArrayAdapter<string>(this, Android.Resource.Layout.SimpleListItem1, feedTitleList);
            }
            catch (Exception)
            {
                Toast.MakeText(this, "Ops, something went wrong on finding the feed", ToastLength.Long).Show();
                Finish();
            }
        }
        /// <summary>
        /// Fills the list view with feed items for a specific feed.
        /// </summary>
        void FillListView(string url)
        {
            try
            {
                feed = new QDFeedParser.HttpFeedFactory().CreateFeed(new Uri(url));
                var feedTitleList = feed.Items.Select(i => i.Title).ToList();

                ListAdapter = new ArrayAdapter <string>(this, Android.Resource.Layout.SimpleListItem1, feedTitleList);
            }
            catch (Exception)
            {
                Toast.MakeText(this, "Ops, something went wrong on finding the feed", ToastLength.Long).Show();
                Finish();
            }
        }