Add href prop to button

src/components/input/button.vue

@@ -10,6 +10,7 @@
         }"
         :disabled="disabled"
         @click="e => $emit('click', e)"
+        :href="href !== '' ? href : false"
     >
         <icon :icon="icon" v-if="icon !== ''"/>
         <slot></slot>
@@ -24,6 +25,10 @@ export default {
             type: String,
             default: 'primary',
         },
+        href: {
+            type: String,
+            default: '',
+        },
         icon: {
             type: String,
             default: '',