Results 5 issues of Lael

![image](https://user-images.githubusercontent.com/26056971/55294193-75eb5b00-5431-11e9-9e2a-35b4a33f799e.png) 一直显示这个界面 🌚

不完美解决方法 使用RelativeLayout套嵌 ```xml ``` 但是还是有bug 会显示不了最后一条数据

## Changes - Add URL API availability check before using URL constructor - Include `typeof URL !== 'undefined'` condition to prevent errors in environments without URL API support ## Why...