code: public static RepositoryPackage fromPackageRepository(File input) throws IOException, ParseException {
  		PackageRepository repo = new PackageRepository(input);
  		return repo.getPackage();
  	}
docs: Deserializes packages from packagist.org, e.g.
  http://packagist.org/packages/react/react.json
  
  @param input
  @return the deserialized package
  @throws IOException
  @throws ParseException