Auto merge of #3963 - alexcrichton:bump, r=alexcrichton
authorbors <bors@rust-lang.org>
Fri, 28 Apr 2017 03:12:07 +0000 (03:12 +0000)
committerbors <bors@rust-lang.org>
Fri, 28 Apr 2017 03:12:07 +0000 (03:12 +0000)
Bump to 0.20.0


Trivial merge