[Bugfix] delete unnecessary coupon desc (#360)

* 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

* [improvement] adjust icon-font unicode

* [improvement] Icon spinner color inherit

* [improvement] icon default width

* [bugfix] DateTimePicker validate date props

* [bugfix] Tab item text ellipsis

* [improvement] optimize single line ellipsis

* [Improvement] optimzie staticClass

* [Improvement] Button: use sfc instread of jsx

* [Improvement] update actionsheet close icon style

* fix: yarn.lock

* fix: icon test cases

* [bugfix] errors during ssr

* [Improvement] SubmitBar add left slot

* [new feature] ImagePreview support manually close

* fix: ImagePreview test case

* [Doc] add switch lang button in mobile

* [bugfix] Popup overlay style update

* [bugfix] NavBar click event

* [Improvement] optimize build speed

* [new feature] CellSwipe support async controll

* [new feature] Uploader support inherit attrs

* [Bugfix] delete unnecessary coupon desc

* fix: coupon test case

test/unit/specs/coupon.spec.js

@@ -82,7 +82,7 @@ describe('CouponCell', () => {
 
     DOMChecker(wrapper, {
       text: {
-        '.van-cell__value--link div div': '新手专用优惠券 省￥1.50'
+        '.van-cell__value--link div div': '新手专用优惠券'
       },
       count: {
         '.van-cell__right-icon': 1
@@ -101,7 +101,7 @@ describe('CouponCell', () => {
 
     DOMChecker(wrapper, {
       text: {
-        '.van-cell__value div div': '新手专用优惠券 省￥1.50'
+        '.van-cell__value div div': '新手专用优惠券'
       },
       count: {
         '.van-cell__right-icon': 0