nperez/metacpan-api-tiny — pull request #1 by charsbar (2014-08-06 07:28:19+00:00)
Title: Accept an arrayref as a param's value

... so that we can write like this:

# /author/PERLER?join=favorite&join=release
$mcpan->fetch(
"author/PERLER",
join => ['favorite', 'release'],
);

https://github.com/CPAN-API/cpan-api/wiki/API-docs#joins