Select: fix clear on remote mode

packages/select/src/select.vue

@@ -97,6 +97,7 @@
         let criteria = this.clearable && this.inputHovering && !this.multiple && this.options.indexOf(this.selected) > -1;
         if (!this.$el) return false;
 
+        this.$nextTick(() => {
           let icon = this.$el.querySelector('.el-input__icon');
           if (icon) {
             if (criteria) {
@@ -107,6 +108,8 @@
               removeClass(icon, 'is-show-close');
             }
           }
+        });
+
         return criteria;
       },