add header to generated test indicating its source
make formatting consistent, with vim modeline
fix whitespace and timestamp formatting, for metacpan parsing
switch to my pluginbundle (sorry LEONT!)

I started off simply adding missing 'provides' metadata, then I saw that
[Git::Commit,Tag,Push] weren't used, then... this is easier. it can be
switched back with little pain.
add contributors metadata and pod
avoid trailing whitespace in generated test when bootstrapping self
Dist-Zilla-Plugin-Test-CheckDeps-0.008

          - bumped required version of Test::CheckDeps to latest
          - added header to test, indicating the version of the plugin that
            generated it