removed AsciiExt import (fixed warning)

paritytech · Feb 12, 2018 · 8273026 · 8273026
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commit 8273026
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diff --git a/README.md b/README.md
@@ -33,7 +33,7 @@ Gitter [![Gitter https://gitter.im/paritytech/parity-bitcoin](https://badges.git
 
 Installing `pbtc` from source requires `rustc` and `cargo`.
 
-Minimal supported version is `rustc 1.16.0 (30cf806ef 2017-03-10)`
+Minimal supported version is `rustc 1.23.0 (766bd11c8 2018-01-01)`
 
 #### Install rustc and cargo
 

diff --git a/message/src/common/command.rs b/message/src/common/command.rs
@@ -1,5 +1,4 @@
 use std::{str, fmt};
-use std::ascii::AsciiExt;
 use hash::H96;
 use Error;