ViewModel for the Views.ArtistResultView.
Inheritance: Caliburn.Micro.PropertyChangedBase
        /// <summary>
        /// Adds a new <see cref="FetchedArtistViewModel"/> to the <see cref="FetchedArtists"/>.
        /// </summary>
        /// <param name="name">Name of the artist.</param>
        /// <param name="mbid">Mbid of the artist.</param>
        /// <param name="image">Image of the artist.</param>
        private void AddArtistViewModel(string name, string mbid, Uri image)
        {
            FetchedArtistViewModel vm = new FetchedArtistViewModel(new Artist(name, mbid, image));

            vm.ArtistClicked += ArtistClicked;
            FetchedArtists.Add(vm);
        }
    /// <summary>
    /// Sarches the entered <see cref="SearchText"/>.
    /// And displays the info.
    /// </summary>
    /// <returns>Task.</returns>
    public async Task Search()
    {
      EnableControls = false;

      if (SearchType == SearchType.Artist)
      {
        OnStatusUpdated("Trying to search for artist '" + SearchText + "'...");

        var response = await MainViewModel.Client.Artist.SearchAsync(SearchText);
        if (response.Success)
        {
          FetchedArtists.Clear();
          foreach (var s in response.Content)
          {
            FetchedArtistViewModel vm = new FetchedArtistViewModel(s);
            vm.ArtistClicked += ArtistClicked;
            FetchedArtists.Add(vm);
          }

          if (FetchedArtists.Count != 0)
          {
            CurrentView = _artistResultView;
            OnStatusUpdated("Found " + FetchedArtists.Count + " artists");
          }
          else
            OnStatusUpdated("Found no artists");
        }
        else
          OnStatusUpdated("Error while searching for artist '" + SearchText + "'");
      }
      else if (SearchType == SearchType.Release)
      {
        OnStatusUpdated("Trying to search for release '" + SearchText + "'");

        var response = await MainViewModel.Client.Album.SearchAsync(SearchText);
        if (response.Success)
        {
          FetchedReleases.Clear();
          foreach (var s in response.Content)
          {
            FetchedReleaseViewModel vm = new FetchedReleaseViewModel(s);
            vm.ReleaseClicked += ReleaseClicked;
            FetchedReleases.Add(vm);
          }

          if (FetchedReleases.Count != 0)
          {
            FetchedReleaseThroughArtist = false;
            CurrentView = _releaseResultView;
            OnStatusUpdated("Found " + FetchedArtists.Count + " releases");
          }
          else
            OnStatusUpdated("Found no releases");
        }
        else
          OnStatusUpdated("Error while searching for release '" + SearchText + "'");
      }

      EnableControls = true;
    }