title: ALAssetsLibrary methods deprecated
body: <p>This is deprecated, what could be the updated code?</p>
  
  <pre><code> ALAssetsLibrary *library = [[ALAssetsLibrary alloc] init];
      [library assetForURL:referenceURL resultBlock:^(ALAsset *asset) {
          ALAssetRepresentation *rep = [asset defaultRepresentation];
  </code></pre>