Fix findings from cargo clippy.

src/body.rs

@@ -125,7 +125,7 @@ fn copy_chunked<R: Read, W: Write>(reader: &mut R, writer: &mut W) -> IoResult<u
         let header = header_str.as_bytes();
         assert!(header.len() <= CHUNK_HEADER_MAX_SIZE);
         let start_index = CHUNK_HEADER_MAX_SIZE - header.len();
-        (&mut chunk[start_index..]).write(&header).unwrap();
+        (&mut chunk[start_index..]).write_all(&header).unwrap();
 
         // And add the footer
         chunk.extend_from_slice(b"\r\n");

src/stream.rs

@@ -252,13 +252,11 @@ pub(crate) fn connect_host(unit: &Unit, hostname: &str, port: u16) -> Result<Tcp
                 hostname,
                 port,
             )
+        } else if has_timeout {
+            let timeout = Duration::from_millis(timeout_connect);
+            TcpStream::connect_timeout(&sock_addr, timeout)
         } else {
-            if has_timeout {
-                let timeout = Duration::from_millis(timeout_connect);
-                TcpStream::connect_timeout(&sock_addr, timeout)
-            } else {
-                TcpStream::connect(&sock_addr)
-            }
+            TcpStream::connect(&sock_addr)
         };
 
         if let Ok(stream) = stream {

src/unit.rs

@@ -1,7 +1,6 @@
 use std::io::{Result as IoResult, Write};
 use std::sync::{Arc, Mutex};
 
-use base64;
 use qstring::QString;
 use url::Url;