Remove async_await feature gate

.travis.yml

@@ -1,7 +1,7 @@
 language: rust
 sudo: false
 rust:
-  - nightly-2019-08-12
+  - nightly-2019-08-21
 
 os:
   - linux
@@ -12,7 +12,7 @@ script:
 matrix:
   include:
     - os: linux
-      rust: nightly-2019-08-12
+      rust: nightly-2019-08-21
       sudo: required
       name: coverage
       addons: # needed for `cargo install cargo-travis`

README.md

@@ -10,7 +10,7 @@ like `FutureExt::map`, `TryFutureExt::and_then`...
 
 # Requirements
 
-Rust nightly-2019-08-12 for async_await.
+Rust nightly-2019-08-21 for async_await.
 
 # State
 

examples/future.rs

@@ -1,13 +1,13 @@
-#![feature(async_await)]
-
-use futures_async_combinators::future::*;
 use futures::executor;
+use futures_async_combinators::future::*;
 
 fn main() {
     executor::block_on(async {
         let future = ready(Ok::<i32, i32>(1));
         let future = and_then(future, |x| ready(Ok::<i32, i32>(x + 3)));
-        let future = inspect(future, |x| { dbg!(x); });
+        let future = inspect(future, |x| {
+            dbg!(x);
+        });
         assert_eq!(future.await, Ok(4));
     });
 }

examples/stream.rs

@@ -1,15 +1,13 @@
-#![feature(async_await)]
-
-use futures_async_combinators::stream::*;
 use futures::executor;
+use futures_async_combinators::stream::*;
 
 fn main() {
     let stream = iter(1..=3);
     let stream = map(stream, |x| x + 1);
     let stream = map(stream, |x| x * 2);
 
     let collect_future = collect(stream);
-    let collection : Vec<_> = executor::block_on(collect_future);
+    let collection: Vec<_> = executor::block_on(collect_future);
 
     assert_eq!(vec![4, 6, 8], collection);
 }