[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/goods-action-mini-btn/index.vue

@@ -16,15 +16,9 @@ export default {
   },
 
   props: {
+    url: String,
     icon: String,
-    iconClass: {
-      type: String,
-      default: ''
-    },
-    url: {
-      type: String,
-      default: 'javascript:;'
-    }
+    iconClass: String
   }
 };
 </script>