possible Moo v1.000006 / v1.000007 bug

[patch]

Three CPAN Testers’ reports are reporting massive test failures that may be related to Moo v1.000006 and v1.000007. More investigation is needed.

Here are the related CPAN Testers’ reports:

• http://www.cpantesters.org/cpan/report/362577c6-6bf8-1014-8415-d39ce5651be8
• http://www.cpantesters.org/cpan/report/4a8d62f0-6fee-11e3-abdd-506666b0c729
• http://www.cpantesters.org/cpan/report/43a520cb-6bfb-1014-876f-eb67df4fb61a