自动布局库SDAutoLayout(一行代码搞定自动布局)
* SDAutoLayout地址:https://github.com/gsdios/SDAutoLayout
* SDAutoLayout视频教程:http://www.letv.com/ptv/vplay/24038772.html
* SDAutoLayout用法示例:https://github.com/gsdios/SDAutoLayout/blob/master/README.md
* SDAutoLayout地址:https://github.com/gsdios/SDAutoLayout
* SDAutoLayout视频教程:http://www.letv.com/ptv/vplay/24038772.html
* SDAutoLayout用法示例:https://github.com/gsdios/SDAutoLayout/blob/master/README.md