http://58coding.com/article/detail/24744308829586995
http://www.jianshu.com/p/767c409c50e6
-`电池电量`Prefs:root=BATTERY_USAGE
-`通用设置`Prefs:root=General
-`存储空间`Prefs:root=General&path=STORAGE_ICLOUD_USAGE/DEVICE_STORAGE
-`蜂窝数据`Prefs:root=MOBILE_DATA_SETTINGS_ID
-`Wi-Fi设置`Prefs:root=WIFI
-`蓝牙设置`Prefs:root=Bluetooth
-`定位设置`Prefs:root=Privacy&path=LOCATION
-`辅助功能`Prefs:root=General&path=ACCESSIBILITY
-`关于手机`Prefs:root=General&path=About
-`键盘设置`Prefs:root=General&path=Keyboard
-`显示设置`Prefs:root=DISPLAY
-`声音设置`Prefs:root=Sounds
-`App Store设置`Prefs:root=STORE
-`墙纸设置`Prefs:root=Wallpaper
-`打开电话`Mobilephone://
-`世界时钟`Clock-worldclock://
-`闹钟`Clock-alarm://
-`秒表`Clock-stopwatch://
-`倒计时`Clock-timer://
-`打开相册`Photos://
