Make sure authors always have an email address.

Git (inconsistently) does not like it when a committer has no email address.
When they're CENSORED in the authors file, use the provided cpan.org address.

This is what Travis diagnostics revealed...

Log: Committing AANOAA/Acme-eng2kor-0.0.1.tar.gz
Log: Error importing AANOAA/Acme-eng2kor-0.0.1.tar.gz: Failed to parse signature - Signature cannot have an empty name or email
Attempt to free unreferenced scalar: SV 0x106a8310 at /home/travis/perl5/perlbrew/perls/5.18/lib/5.18.2/Test/Builder.pm line 245.

Signed-off-by: Michael G. Schwern <schwern@pobox.com>

For #83