[new feature] Pagination code review (#328)

* 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

* [fix] optimize clickoutside

* [new feature] optimize find-parent

* [new feature]: change document title accordinng to language

* [new feature] Pagination code review

packages/locale/lang/en-US.js

@@ -60,6 +60,10 @@ export default {
     delete: 'Delete',
     confirmDelete: 'Are you sure you want to delete this contact?'
   },
+  vanPagination: {
+    prev: 'Previous',
+    next: 'Next'
+  },
   vanPullRefresh: {
     pullingText: 'Pull to refresh...',
     loosingText: 'Loose to refresh...',