From: Ralf Jung <post@ralfj.de>
Date: Sun, 6 Mar 2016 11:02:20 +0000 (+0100)
Subject: fix warnings when compiling with rust 1.7
X-Git-Url: https://git.ralfj.de/rust-101.git/commitdiff_plain/3530068c5bbcbd9185757369dd23b9edb3bbc9ad?ds=sidebyside;hp=3530068c5bbcbd9185757369dd23b9edb3bbc9ad

fix warnings when compiling with rust 1.7
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