Make guess_license_from_meta support CPAN::Meta::Spec 2.0#17

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tobyink wants to merge 3 commits intoPerl-Toolchain-Gang:masterfrom tobyink:master

+114-10

Commits on Sep 19, 2013

support CPAN::Meta::Spec 2.0 codes in guess_license_from_meta; provide a guess_license_from_meta_code method too
tobyink
committed
in CPAN::Meta::Spec 2.0, the license field is an array; just pick the first item from it (better than nothing)
tobyink
committed
update changelog
tobyink
committed