message: Use _uniq instead of _sortedUniq for return unique matched results
  _sortedUniq claims to be like _uniq but optimised for sorted arrays But in practice this isn't quite true, so stick with the unoptimised version.
diff: @@ -18,7 +18,7 @@ limitations under the License.
  import _at from 'lodash/at';
  import _flatMap from 'lodash/flatMap';
  import _sortBy from 'lodash/sortBy';
  -import _sortedUniq from 'lodash/sortedUniq';
  +import _uniq from 'lodash/uniq';
  import _keys from 'lodash/keys';
  class KeyMap {
  @@ -101,7 +101,7 @@ export default class QueryMatcher {
  }
  });
  - return _sortedUniq(_flatMap(_sortBy(results, (candidate) => {
  + return _uniq(_flatMap(_sortBy(results, (candidate) => {
  return candidate.index;
  }).map((candidate) => {
  // return an array of objects (those given to setObjects) that have the given
  