docs(typeahead): demo how to limit number of matches

Author: pkozlowski-opensource

src/typeahead/docs/demo.html

@@ -1,4 +1,4 @@
 <div class='container-fluid' ng-controller="TypeaheadCtrl">
     <pre>Model: {{selected| json}}</pre>
-    <input type="text" ng-model="selected" typeahead="state for state in states | filter:$viewValue">
+    <input type="text" ng-model="selected" typeahead="state for state in states | filter:$viewValue | limitTo:8">
 </div>