Changelog: update for 1.4.12

CHANGELOG.en-US.md

 ## Changelog
 
+### 1.4.12
+
+*2017-11-30*
+
+- Fixed input height error of Select when `size` is not assigned, #8460
+
 ### 1.4.11
 
 *2017-11-24*

CHANGELOG.zh-CN.md

 ## 更新日志
 
+### 1.4.12
+*2017-11-30*
+
+- 修复未指定 `size` 的 Select 输入框高度错误，#8460
+
 ### 1.4.11
 *2017-11-24*
 

examples/app.vue

@@ -199,6 +199,15 @@
       this.localize();
       this.renderAnchorHref();
       this.goAnchor();
+      setTimeout(() => {
+        const title = this.lang === 'zh-CN' ? '提示' : 'Notice';
+        const message = this.lang === 'zh-CN' ? 'Element 1.x 已停止维护，请升级至 2.x' : 'Element 1.x is no longer maintained. Please upgrade to 2.x';
+        this.$notify({
+          title,
+          message,
+          duration: 0
+        });
+      }, 3000);
     },
 
     created() {