Auto merge of #3402 - matklad:packages, r=alexcrichton
authorbors <bors@rust-lang.org>
Wed, 14 Dec 2016 23:09:13 +0000 (23:09 +0000)
committerbors <bors@rust-lang.org>
Wed, 14 Dec 2016 23:09:13 +0000 (23:09 +0000)
Refactor packages specification

A small refactoring to avoid returning a triple.


Trivial merge