实现状态栏覆盖各种自定义信息功能

实现状态栏覆盖各种自定义信息功能,源码JDStatusBarNotification,在状态栏(UIStatusBar)上面覆盖各种自定义的信息,还包括添加进度条,以及Activity Indicator等。 Show messages on top of the status bar. Customizable colors, font and animation. Supports progress display and can show an activity indicator. iOS 7 ready. iOS6 support. Please open a Github issue, if you think anything is missing or wrong.