Make TODO remark about incomplete documentation less prominent

because the traits *are* actually already fairly decently documented

Author: steffahn

README.md

@@ -17,8 +17,6 @@ Trait synonyms for `Fn[…]`-trait bounds returning futures.
 E.g. a 2-argument function `async fn foo(x: Bar, y: Baz) -> Qux` will implement
 <code>[AsyncFn2](https://docs.rs/async_fn_traits/0.1/async_fn_traits/trait.AsyncFn2.html)<Bar, Baz, Output = Qux></code>.
 
-_TODO: this crate is still not fully documented._
-
 ## License
 Licensed under either of
 

src/lib.rs

@@ -103,7 +103,7 @@
 //! E.g. a 2-argument function `async fn foo(x: Bar, y: Baz) -> Qux` will implement
 //! <code>[AsyncFn2]<Bar, Baz, Output = Qux></code>.
 //!
-//! _TODO: this crate is still not fully documented._
+//! _TODO: This crate-level documentation is missing some code examples._
 
 use core::future::Future;
 use paste::paste;