RiotGames/berkshelf — pull request #694 by thommay (2013-06-22 01:09:14+00:00)
Title: always resolve dependencies

at present if there's a lockfile all the dependencies from it are
returned, which blows at least :except (and probably :only) out of the
water. Now we'll try and use locked versions, but only after resolving
the groups we want.