####Please Note: trunk is current development branch.
####24-Nov-2015 - version 2.1.5 released
Feature - new methods with `limit` option support were added to `RLexSortedSet`: `lexRange`, `lexRangeHead`, `lexRangeHeadAsync`, `lexRangeTail`, `lexRangeTailAsync`, `lexRangeAsync` (thanks to jackygurui)
Feature - new methods with `limit` option support were added to `RScoredSortedSet`: `valueRange`, `valueRangeAsync`, `entryRange`, `entryRangeAsync`, `valueRange`, `valueRangeAsync` (thanks to jackygurui)
Feature - `LOADING` Redis server response handling