updated doc and demo

Author: Dipak Sarkar

docs/.vuepress/components/Example.vue

@@ -68,14 +68,15 @@
         </div>
       </q-list>
     </div>
-    <div class="col-sm-4 col-sx-12">
+    <div class="col-sm-4 col-xs-12">
       <q-list :dark="false" class="q-gutter-y-sm">
         <q-input :dark="false" dense v-model="config.prefix" type="text" label="Prefix" />
         <q-input :dark="false" dense v-model="config.suffix" type="text" label="Suffix" />
         <q-input :dark="false" dense v-model.number="config.precision" type="number" min="0" max="5" label="Precision" />
         <q-input :dark="false" dense v-model="config.decimal" type="text" label="Decimal" />
         <q-input :dark="false" dense v-model="config.separator" type="text" label="Separator" />
         <q-checkbox :dark="false" dense v-model="config.masked" label="Masked" />
+        <q-checkbox :dark="false" dense v-model="config.reverseFill" label="Reverse Fill" />
       </q-list>
     </div>
   </div>

docs/guide/config.md

@@ -36,3 +36,8 @@ The following options can be passed as an object literal to the NumberFormat fun
 - Type: `boolean`
 - Default: `false`
 - Required: `false`
+## reverseFill
+
+- Type: `boolean`
+- Default: `false`
+- Required: `false`