Update README

Author: charpeni

README.md

@@ -122,6 +122,7 @@ The **`<Router />`** object used to initialize the navigation can take the follo
 - `customAction`: A special callback prop for your action buttons (this can be handy for triggering a side menu for example). The action gets triggered from your custom `leftCorner` or `rightCorner` components by calling `this.props.customAction("someActionName")` from them. It is then picked up like this: `<Router customAction={this.doSomething} />`.
 - `hideNavigationBar`: Hide the navigation bar, always
 - `handleBackAndroid` (Boolean value): Apply a listener to the native back button on Android. On click, it will go to the previous route until it reach the first scene, then it will exit the app.
+- `statusBarProps`: Default StatusBar props, please refer to [StatusBar Docs](https://facebook.github.io/react-native/docs/statusbar.html#content). (Android) If `backgroundColor` isn't provided, it will take the same color as defined in `headerStyle`.
 
 
 The **`this.props.toRoute()`** callback prop takes one parameter (a JavaScript object) which can have the following keys:
@@ -148,6 +149,7 @@ The **`this.props.toRoute()`** callback prop takes one parameter (a JavaScript o
   - Navigator.SceneConfigs.PushFromRight
   - Navigator.SceneConfigs.VerticalDownSwipeJump
   - Navigator.SceneConfigs.VerticalUpSwipeJump
+- `statusBarProps`: Route specific StatusBar props, it will override `statusBarProps` defined in Router, please refer to [StatusBar Docs](https://facebook.github.io/react-native/docs/statusbar.html#content).
 
 The **`this.props.replaceRoute`** function takes in an object that can contain the same keys as `toRoute()`. The difference is that instead of adding a route to your stack, it replaces the route
 that you're on with the new route that you pass it.