code: public static RequestToken fetchAll(String collection, BaasQuery.Criteria filter, BaasHandler<List<BaasDocument>> handler) {
          return fetchAll(collection, filter, RequestOptions.DEFAULT, handler);
      }
docs: Asynchronously retrieves the list of documents readable to the user that match <code>filter</code>
  in <code>collection</code>
  
  @param collection the collection to retrieve not <code>null</code>
  @param filter     a filter to apply to the request
  @param handler    a callback to be invoked with the result of the request
  @return a {@link com.baasbox.android.RequestToken} to handle the asynchronous request