Auto merge of #5253 - matklad:unit-meta-2, r=alexcrichton
authorbors <bors@rust-lang.org>
Wed, 28 Mar 2018 23:05:50 +0000 (23:05 +0000)
committerbors <bors@rust-lang.org>
Wed, 28 Mar 2018 23:05:50 +0000 (23:05 +0000)
Introduce compilation files

Just another context refactoring


Trivial merge