Auto merge of #3044 - jeandudey:unused-code, r=alexcrichton
authorbors <bors@rust-lang.org>
Fri, 26 Aug 2016 15:56:44 +0000 (08:56 -0700)
committerGitHub <noreply@github.com>
Fri, 26 Aug 2016 15:56:44 +0000 (08:56 -0700)
Remove unused macro (configure_shell)

Also i've removed some unused lints on sha256.rs


Trivial merge