possible menu fix

Author: Pablo Henrique Penha Silva

docs/src/pages/components/Menu.vue

@@ -529,7 +529,7 @@
               </md-menu-content>
             </md-menu>
 
-            <md-button class="md-raised md-primary" @click="$refs.menu.open">Open contact card</md-button>
+            <md-button class="md-raised md-primary" @click="$refs.menu.open()">Open contact card</md-button>
           </div>
 
           <div slot="code">

docs/src/pages/components/Tabs.vue

@@ -440,6 +440,7 @@
     </docs-component>
   </page-content>
 </template>
+
 <style>
   .label-with-new-badge {
     font-weight: bolder;