Remove some unused dependencies

Author: cramertj

Cargo.toml

@@ -12,14 +12,13 @@ repository = "https://github.com/ctz/hyper-rustls"
 bytes = "0.4"
 ct-logs = "0.5"
 futures = "0.1.21"
-http = "0.1"
 hyper = "0.12.14"
 rustls = "0.15"
 tokio-io = "0.1.1"
 tokio-rustls = "0.9"
-tokio-tcp = "0.1"
 webpki = "0.19.0"
 webpki-roots = "0.16"
 
 [dev-dependencies]
 tokio = "0.1"
+tokio-tcp = "0.1"

src/lib.rs

@@ -26,12 +26,10 @@
 extern crate bytes;
 extern crate ct_logs;
 extern crate futures;
-extern crate http;
 extern crate hyper;
 extern crate rustls;
 extern crate tokio_io;
 extern crate tokio_rustls;
-extern crate tokio_tcp;
 extern crate webpki;
 extern crate webpki_roots;