Merge pull request #94 from async-rs/remove-async_await-gate

remove async_await feature gate

Author: skade

README.md

@@ -38,8 +38,6 @@ $ cargo add async-std
 ## Hello world
 
 ```rust
-#![feature(async_await)]
-
 use async_std::task;
 
 fn main() {
@@ -52,8 +50,6 @@ fn main() {
 ## Low-Friction Sockets with Built-In Timeouts
 
 ```rust
-#![feature(async_await)]
-
 use std::time::Duration;
 
 use async_std::{

benches/task_local.rs

@@ -1,4 +1,4 @@
-#![feature(async_await, test)]
+#![feature(test)]
 
 extern crate test;
 

docs/src/tutorial/accept_loop.md

@@ -6,8 +6,6 @@ Let's implement the scaffold of the server: a loop that binds a TCP socket to an
 First of all, let's add required import boilerplate:
 
 ```rust
-#![feature(async_await)]
-
 use std::net::ToSocketAddrs; // 1
 
 use async_std::{

docs/src/tutorial/all_together.md

@@ -4,8 +4,6 @@
 At this point, we only need to start the broker to get a fully-functioning (in the happy case!) chat:
 
 ```rust
-#![feature(async_await)]
-
 use std::{
     net::ToSocketAddrs,
     sync::Arc,

docs/src/tutorial/handling_disconnection.md

@@ -95,8 +95,6 @@ This also allows us to establish a useful invariant that the message channel str
 The final code looks like this:
 
 ```rust
-#![feature(async_await)]
-
 use std::{
     net::ToSocketAddrs,
     sync::Arc,

docs/src/tutorial/implementing_a_client.md

@@ -15,8 +15,6 @@ Programming this with threads is cumbersome, especially when implementing clean
 With async, we can just use the `select!` macro.
 
 ```rust
-#![feature(async_await)]
-
 use std::net::ToSocketAddrs;
 
 use futures::select;

examples/hello-world.rs

@@ -1,7 +1,5 @@
 //! Spawns a task that says hello.
 
-#![feature(async_await)]
-
 use async_std::task;
 
 async fn say_hi() {

examples/line-count.rs

@@ -1,7 +1,5 @@
 //! Counts the number of lines in a file given as an argument.
 
-#![feature(async_await)]
-
 use std::env::args;
 
 use async_std::fs::File;

examples/list-dir.rs

@@ -1,7 +1,5 @@
 //! Lists files in a directory given as an argument.
 
-#![feature(async_await)]
-
 use std::env::args;
 
 use async_std::fs;

examples/logging.rs

@@ -1,7 +1,5 @@
 //! Prints the runtime's execution log on the standard output.
 
-#![feature(async_await)]
-
 use async_std::task;
 
 fn main() {