Modifying Nimbus NIToolbarPhotoViewController title.

gistfile1.txt

- (void)updateTitle {
  self.title = [NSString stringWithFormat:@"Custom formatting."];
}

- (void)photoAlbumScrollViewDidChangePages:(NIPhotoAlbumScrollView *)photoAlbumScrollView {
  [super photoAlbumScrollViewDidChangePages:photoAlbumScrollView];

  [self updateTitle];
}

- (void)photoScrubberViewDidChangeSelection:(NIPhotoScrubberView *)photoScrubberView {
  [super photoScrubberViewDidChangeSelection:photoScrubberView];

  [self updateTitle];
}