接入百度地图:
http://cnbin.github.io/blog/2015/06/27/ios-bai-du-di-tu-ding-wei/
http://www.jianshu.com/p/e09976246321
http://www.jianshu.com/p/8a8d4bf35384
http://www.jianshu.com/p/dc18c6b5be8b
http://www.jianshu.com/p/ac3271824389
iOS --tableView刷新控件配置
http://www.jianshu.com/p/884579e92509
http://blog.csdn.net/totogo2010/article/details/7615495
大神的github地址
https://github.com/onevcat?tab=repositories
http://onevcat.com/2013/10/vc-transition-in-ios7/
iOS中UITextField的字数限制
http://www.jianshu.com/p/2d1c06f2dfa4
