shopro商城国际化之多组件

多组件用来解决切换语言css的问题，具体请看代码

  mounted() {
    if (uni.getStorageSync('locale')) {
      this.locale = uni.getStorageSync('locale');
      this.$i18n.locale = uni.getStorageSync('locale')
    } else {
      this.locale = 'zh-cn';
      this.$i18n.locale = 'zh-cn'
    }
  },