Update to 0.41

Upstream changes:
0.41  2013-02-28
        - New local attribute to let you override the default content type when
          no content type has been set for the response.

0.40  2013-01-15 20:52:14
        - Fix hash randomisation breakage in tests (RT#82703)

0.39  2012-04-11 07:40:00
        - Fix warning from tests. RT#75104
        - Fix ExtUtils::MakeMaker version requirement (due to last release
          being made with faulty Module::Install). RT#76488

0.38  2012-02-15 20:42:00
        - Change documentation to reflect use of Moose.
        - Change documentation to highlight how to configure
          UTF-8 in templates.
        - Change documentation to recommend putting calls to MyApp->path_to
          into the app class itself, ergo avoiding recursive dependencies
          and making the view compile standalone.
        - Change code generated by Catalyst::Helper::View::TT
          to use Moose.

(wen)