[bugfix] remove unnecessary props (#323)

* fix: Tabbar icon line-height

* [new feature] progress add showPivot prop

* [new feature] TabItem support vue-router

* [new feature] update document header style

* [Doc] add toast english ducoment

* [bugfix] Search box-sizing wrong

* [Doc] update vant-demo respo

* [Doc] translate theme & demo pages

* [Doc] add Internationalization document

* [bugfix] remove unnecessary props

packages/search/index.vue

@@ -41,11 +41,8 @@ export default {
 
   props: {
     value: String,
+    showAction: Boolean,
     placeholder: String,
-    showAction: {
-      type: Boolean,
-      default: false
-    },
     background: {
       type: String,
       default: '#f2f2f2'