Make welcome-hero close into an action

framework/core/ember/app/components/welcome-hero.js

@@ -5,11 +5,10 @@ export default Ember.Component.extend({
 	tagName: 'header',
 	classNames: ['hero', 'welcome-hero'],
 
-	didInsertElement: function() {
-		var hero = this.$();
-		hero.find('.close').click(function() {
-        	hero.slideUp();
-        });
+	actions: {
+		close: function() {
+			this.$().slideUp();
+		}
 	}
 
 });

framework/core/ember/app/controllers/composer.js

@@ -1,19 +0,0 @@
-import Ember from 'ember';
-
-export default Ember.Controller.extend({
-
-    needs: ['index'],
-
-    user: Ember.Object.create({avatarNumber: 1}),
-
-    showing: false,
-
-    title: 'Replying to <em>Some Discussion Title</em>',
-
-    actions: {
-        close: function() {
-            this.set('showing', false);
-        }
-    }
-
-});

framework/core/ember/app/templates/components/welcome-hero.hbs

@@ -1,5 +1,5 @@
 <div class="container">
-	<button class="close btn btn-icon btn-link">{{fa-icon "times"}}</button>
+	<button class="close btn btn-icon btn-link" {{action "close"}}>{{fa-icon "times"}}</button>
 	<div class="container-narrow">
 		<h2>Welcome to Flarum Prototype Forum</h2>
 		<p>Thanks for stopping by! Integer posuere erat a ante venenatis dapibus posuere velit aliquet. Maecenas sed diam eget risus varius blandit sit amet non magna.</p>