examples/server: fix warnings

lucab · lucab · commit d2c1c71e4d68 · 2017-09-22T14:34:29.000Z
diff --git a/examples/server.rs b/examples/server.rs
@@ -3,7 +3,6 @@
 extern crate futures;
 extern crate hyper;
 extern crate rustls;
-extern crate tokio_core;
 extern crate tokio_proto;
 extern crate tokio_rustls;
 
