Meteor: remove count from clear completed button

examples/meteor/app.html

@@ -60,7 +60,7 @@
 					{{/each}}
 		</ul>
 		{{#if todos_completed}}
-			<button id="clear-completed">Clear completed ({{todos_completed}})</button>
+			<button id="clear-completed">Clear completed</button>
 		{{/if}}
 	</footer>
 </template>