Log Message:
p5-WWW-Mechanize-Shell: update to 0.56.

0.56 20170425
  + Send uncompressed output to the browser
    (contributed by weltonrodrigo)
  + Fix some warnings caused by links without a text
  . Fix test suite due to newer version of Test::Without::Module
  . Upgrade the test HTTP server to work in absence of CGI.pm