Auto merge of #5008 - matthiaskrgr:codespell, r=alexcrichton
authorbors <bors@rust-lang.org>
Mon, 5 Feb 2018 05:11:39 +0000 (05:11 +0000)
committerbors <bors@rust-lang.org>
Mon, 5 Feb 2018 05:11:39 +0000 (05:11 +0000)
fix a bunch of typos found by codespell

https://github.com/lucasdemarchi/codespell/


Trivial merge