Update to 0.204004
Add missing DEPENDS

Upstream changes:
0.204004  2017-01-26 18:29:34+01:00 Europe/Amsterdam

    [ BUG FIXES ]
    * GH #1307: Fix breakage of Template::Toolkit, caused by
      previous release. (Peter SysPete Mottram)

0.204003  2017-01-25 15:21:40-06:00 America/Chicago

    [ BUG FIXES ]
    * GH #1299: Fix missing CPANTS prereqs (Mohammad S. Anwar)

    [ ENHANCEMENTS ]
    * GH #1249: Improve consistency with Template::Toolkit,
      using correct case for 'include_path', 'stop_tag', 'end_tag',
      and 'start_tag', removing ANYCASE option.
      (Klaus Ita)
    * Call route exception hook before logging an error, allowing devs to
      raise their own errors bedore D2 logging takes over. (Andy Beverley)

    [ DOCUMENTATION ]
    * Add another example of the delayed asynchronous mechanism
      (Ed @mohawk2 J., Sawyer X)
    * GH #1291: Document 'change_session_id' in Dancer2::Core::App.
      (Peter SysPete Mottram)
    * Fix typo in Dancer2::Core::Response (Gregorr Herrmann)
    * Document Dancer2::Plugin::RootURIFor (Mario Zieschang)

(wen)