0.005 2017-04-11
    - Treat undef param value as empty string. (MCRayRay)

0.004 2016-06-29
    - Ensure reproducibility by sorting by key.

0.003 2015-03-08
    - Add an unimport sub, so "no URI::Query::FromHash" works.

0.002 2015-03-01
    - Fixed regex escaping.

0.001 2015-02-28
    - Initial release.