0.03 2013-05-20
        - Makes it possible to set '-once'
          as a signature on initialization.
	- Improved test suite.
	- Fixed warnings in perl-5.18.0.

0.02 2013-03-04
        - Improved docs by creating an example.

0.01 2013-03-03
        - Added establishment of multiple callbacks.
        - Separation from Sojolicious.