temporarily (?) disable [Test::CPAN::Changes] if it is new enough to barf on our timestamps
add a standard t/kwalitee.t test to this dist
be clear that these are used in release tests for the target dist
Dist-Zilla-PluginBundle-Author-ETHER-0.015

          - [Test::CPAN::Changes] omitted if its version >= 0.21, pending
            resolution of too-strict datetime formats (e.g. RT#87499)