chore: apply rustfmt to all crates (#917)

tokio-threadpool/examples/depth.rs

@@ -1,9 +1,9 @@
+extern crate env_logger;
 extern crate futures;
 extern crate tokio_threadpool;
-extern crate env_logger;
 
-use tokio_threadpool::*;
 use futures::future::{self, Executor};
+use tokio_threadpool::*;
 
 use std::sync::mpsc;
 
@@ -22,7 +22,9 @@ fn chained_spawn() {
             tx.execute(future::lazy(move || {
                 spawn(tx2, res_tx, n - 1);
                 Ok(())
-            })).ok().unwrap();
+            }))
+            .ok()
+            .unwrap();
         }
     }
 

tokio-threadpool/examples/hello.rs

@@ -1,10 +1,10 @@
+extern crate env_logger;
 extern crate futures;
 extern crate tokio_threadpool;
-extern crate env_logger;
 
-use tokio_threadpool::*;
-use futures::*;
 use futures::sync::oneshot;
+use futures::*;
+use tokio_threadpool::*;
 
 pub fn main() {
     let _ = ::env_logger::init();
@@ -12,10 +12,13 @@ pub fn main() {
     let pool = ThreadPool::new();
     let tx = pool.sender().clone();
 
-    let res = oneshot::spawn(future::lazy(|| {
-        println!("Running on the pool");
-        Ok::<_, ()>("complete")
-    }), &tx);
+    let res = oneshot::spawn(
+        future::lazy(|| {
+            println!("Running on the pool");
+            Ok::<_, ()>("complete")
+        }),
+        &tx,
+    );
 
     println!("Result: {:?}", res.wait());
 }