Auto merge of #4103 - brson:vs2017, r=alexcrichton
authorbors <bors@rust-lang.org>
Fri, 26 May 2017 17:30:08 +0000 (17:30 +0000)
committerbors <bors@rust-lang.org>
Fri, 26 May 2017 17:30:08 +0000 (17:30 +0000)
Update lockfile for gcc and cmake crates to pick up MSVC 2017 fixes

Seems to work.


Trivial merge