Auto merge of #4618 - integer32llc:config-in-home, r=alexcrichton
authorbors <bors@rust-lang.org>
Sat, 14 Oct 2017 14:19:16 +0000 (14:19 +0000)
committerbors <bors@rust-lang.org>
Sat, 14 Oct 2017 14:19:16 +0000 (14:19 +0000)
Clarify that $HOME/.cargo is always checked


Trivial merge