There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.

0.110   2016-02-16
  * Update docs
  * Properly reference binary in Makefile (oops)
  * Support --help/-h
  * Better error messages when invalid algorithms are specified
  * Support optimisation by average swaps

0.100   2013-02-19
  * Initial release