Auto merge of #3632 - Susurrus:master, r=alexcrichton
authorbors <bors@rust-lang.org>
Sun, 5 Feb 2017 22:29:03 +0000 (22:29 +0000)
committerbors <bors@rust-lang.org>
Sun, 5 Feb 2017 22:29:03 +0000 (22:29 +0000)
Document build badge for Gitlab CI

This doesn't make sense to merge until rust-lang/crates.io#539 is merged, but I figured I'd get it all spooled up since that PR is already ready for merging.


Trivial merge