Merge pull request #16 from mbrobbel/patch-1

Fix a typo in README.md

Author: Stjepan Glavina

README.md

@@ -25,7 +25,7 @@ let task = ex.spawn(async {
     println!("Hello world");
 });
 
-// Run the executor until the task complets.
+// Run the executor until the task completes.
 future::block_on(ex.run(task));
 ```