* 0.1
    * A tiny and fast redis client for script boys.
* 0.2
    * Adjust file structure to make it easier to import redisio.
* 0.3
    * Work compatibly with ipython
    * Doctest
* 0.4
    * Reset connection to ignore replies after massive insertion.
    * Support AF_UNIX socket
* 0.5
    * A typo not compatible with ipython is fixed.
    * Alter development status from 3 - Alpha to 5 - Production/Stable
* 0.6
    * Compatible with python3
