Update to 0.91 release
    
    - New upstream release 0.91
      - Add metrics no_dot_underscore_files, portable_filenames
      - Remove metrics distributed_by_debian, latest_version_distributed_by_debian,
        has_no_bugs_reported_in_debian, has_no_patches_in_debian, no_cpants_errors,
        uses_test_nowarnings, has_test_pod, has_test_pod_coverage, has_examples
      - Removed a few non-portable metrics for Test::Kwalitee
      - Numerous fixes for a smoother operation of www-cpants
      - Fixed CPAN RT#87535: incorrect version specification in 0.90_01
      - Fixed CPAN RT#87534: test failure in 0.90_01
      - Fixed CPAN RT#87561: t/11_hash_random.t fails due to undeclared test
        dependency
      - Fixed CPAN RT#69233: doesn't detect 'use' ≥ 5.012 as 'use strict'
      - Fixed CPAN RT#83336: fails to detect strict via 'use MooseX::Types'
      - Fixed CPAN RT#83851: 'use v5.16' and greater not deemed "strict"
      - Fixed CPAN RT#86504: fix sort order of Kwalitee generators
      - Fixed CPAN RT#87155: more Module::Install tests needed (1.04 is broken)
      - Fixed CPAN RT#87597: proper_libs is a dubious test
      - Fixed CPAN RT#87598: can't use an undefined value as an ARRAY reference at
        .../FindModules.pm line 115
      - Fixed CPAN RT#87988: fix use of $Test::Kwalitee::VERSION
      - Fixed CPAN RT#88216: extracts_nicely metric fails for -TRIAL releases
      - Fixed CPAN RT#88365: YAML/JSON tests are not failing when improperly
        encoded characters are seen
      - Moose::Exporter also provides strict and warnings
    - Don't run the author test (Perl::Critic) as it would fail anyway
    - Module no longer checks signatures, so drop all related hacks
    - No longer need to fix line endings