preserve whitespace in inserted Makefile.PL lines
report the versions of modules used in optional tests
MMA 0.13 fixed the bad use of Data::Dumper

as seen in
http://www.cpantesters.org/cpan/report/69410bac-6c0b-1014-b64a-0b566ee5f1f3
use positive look-ahead assertions
test the build prereq added by [ModuleBuild] a little more thoroughly
do not fail test when https://github.com/Leont/dist-zilla-plugin-modulebuildtiny/pull/9 is applied
Dist-Zilla-Plugin-CheckLib-0.004

          - bump optional dependency on [MakeMaker::Awesome] to avoid old bug
            with loaded modules