Docs: Fix broken QUnit.stop link from assert/async and add redirect

docs/Gemfile

@@ -21,6 +21,7 @@ gem "minima", "~> 2.0"
 # If you have any plugins, put them here!
 group :jekyll_plugins do
    gem "jekyll-feed", "~> 0.6"
+   gem "jekyll-redirect-from", "0.13.0"
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem

docs/Gemfile.lock

@@ -19,6 +19,8 @@ GEM
       safe_yaml (~> 1.0)
     jekyll-feed (0.9.2)
       jekyll (~> 3.3)
+    jekyll-redirect-from (0.13.0)
+      jekyll (~> 3.3)
     jekyll-sass-converter (1.5.0)
       sass (~> 3.4)
     jekyll-watch (1.5.0)
@@ -47,6 +49,7 @@ PLATFORMS
 DEPENDENCIES
   jekyll (= 3.4.3)
   jekyll-feed (~> 0.6)
+  jekyll-redirect-from (= 0.13.0)
   minima (~> 2.0)
   tzinfo-data
 

docs/_config.yml

@@ -7,6 +7,11 @@
 ## Site settings
 ## https://jekyllrb.com/docs/configuration/
 
+# Plugins
+plugins:
+  # https://help.github.com/articles/redirects-on-github-pages/
+  - jekyll-redirect-from
+
 # Conversion
 highlighter: rouge
 markdown: kramdown

docs/assert/async.md

@@ -5,6 +5,8 @@ description: Instruct QUnit to wait for an asynchronous operation.
 categories:
   - assert
   - async
+redirect_from:
+  - "/QUnit/stop"
 ---
 
 ## `async( [ acceptCallCount = 1 ] )`
@@ -19,7 +21,7 @@ Instruct QUnit to wait for an asynchronous operation.
 
 `assert.async()` returns a callback function and pauses test processing until the callback function is invoked the specified number of times. The callback will throw an `Error` if it is invoked more often than the accepted call count.
 
-This replaces functionality previously provided by [`QUnit.stop()`](/QUnit/stop) and [`QUnit.start()`](/QUnit/start).
+This replaces functionality previously provided by `QUnit.stop()` and [`QUnit.start()`](/QUnit/start).
 
 ### Examples
 

test/main/modules.js

@@ -121,7 +121,7 @@ QUnit.test( "keys", function( assert ) {
 	this.contextTest = true;
 } );
 
-QUnit.module( "afterEach and QUnit.stop", {
+QUnit.module( "afterEach and assert.async", {
 	beforeEach: function() {
 		this.state = false;
 	},