Remove missed unused imports

Signed-off-by: Jacinta Ferrant <jacinta.ferrant@gmail.com>

Author: jferrant

stackslib/src/blockstack_cli.rs

@@ -22,6 +22,7 @@ extern crate blockstack_lib;
 extern crate clarity;
 extern crate stacks_common;
 
+#[cfg(test)]
 use std::io::prelude::*;
 use std::io::Read;
 use std::{env, fs, io};

stackslib/src/clarity_cli_main.rs

@@ -25,7 +25,6 @@ extern crate serde_json;
 use std::{env, process};
 
 use blockstack_lib::clarity_cli as clarity;
-use stacks_common::util::log;
 
 fn main() {
     let argv: Vec<String> = env::args().collect();

testnet/stacks-node/src/main.rs

@@ -6,6 +6,7 @@ extern crate stacks_common;
 extern crate clarity;
 extern crate stacks;
 
+#[allow(unused_imports)]
 #[macro_use(o, slog_log, slog_trace, slog_debug, slog_info, slog_warn, slog_error)]
 extern crate slog;