Add Indonezian lang to demo

Author: rstoenescu

dev/App.vue

@@ -17,6 +17,7 @@
           //,{ label: 'Spanish', value: 'es' },
           //,{ label: 'French', value: 'fr' },
           //,{ label: 'German', value: 'de' }
+          ,{ label: 'Indonezian', value: 'id' }
         ]"
         v-model="lang"
       />