standardize crate level lints

actix-web-actors/src/lib.rs

@@ -1,7 +1,7 @@
 //! Actix actors support for Actix Web.
 
-#![deny(rust_2018_idioms)]
-#![allow(clippy::borrow_interior_mutable_const)]
+#![deny(rust_2018_idioms, nonstandard_style)]
+#![warn(future_incompatible)]
 
 mod context;
 pub mod ws;