Clarify this crate does not require unstable features (#37)

Author: taiki-e

README.md

@@ -4,7 +4,7 @@ Asynchronous stream of elements.
 
 Provides two macros, `stream!` and `try_stream!`, allowing the caller to
 define asynchronous streams of elements. These are implemented using `async`
-& `await` notation. The `stream!` macro works without unstable features.
+& `await` notation. This crate works without unstable features.
 
 The `stream!` macro returns an anonymous type implementing the [`Stream`]
 trait. The `Item` associated type is the type of the values yielded from the

async-stream/README.md

@@ -4,7 +4,7 @@ Asynchronous stream of elements.
 
 Provides two macros, `stream!` and `try_stream!`, allowing the caller to
 define asynchronous streams of elements. These are implemented using `async`
-& `await` notation. The `stream!` macro works without unstable features.
+& `await` notation. This crate works without unstable features.
 
 The `stream!` macro returns an anonymous type implementing the [`Stream`]
 trait. The `Item` associated type is the type of the values yielded from the

async-stream/src/lib.rs

@@ -11,7 +11,7 @@
 //!
 //! Provides two macros, `stream!` and `try_stream!`, allowing the caller to
 //! define asynchronous streams of elements. These are implemented using `async`
-//! & `await` notation. The `stream!` macro works without unstable features.
+//! & `await` notation. This crate works without unstable features.
 //!
 //! The `stream!` macro returns an anonymous type implementing the [`Stream`]
 //! trait. The `Item` associated type is the type of the values yielded from the