Implement Unwrap for type RedisError

Merge pull request #151 from palcalde/pablo/fix-extend

Remove clean up on extend fail

Merge pull request #149 from palcalde/pablo/add-set-when-extending

Improve extending

Merge pull request #139 from lzakharov/add-redigo-pool-interface

add redigo interface

Replace tempredis with fixed version

Update comment

Update comment

Merge pull request #129 from wenbingzhang/master

fix: goredis v7 bug

Merge pull request #127 from rfyiamcool/fix/timer_fast_recycle

fix: timer reuse and stop

Fix lint issues