Use root.presentedViewController to prevent error when opening the image picker inside a Modal.  [Issue #22]
Use root.presentedViewController to prevent error when opening the image
picker inside a Modal.  [Issue #22]

marcshilling/react-native-image-picker,rayshih/react-native-image-picker,marcshilling/react-native-image-picker,react-community/react-native-image-picker,rayshih/react-native-image-picker,rayshih/react-native-image-picker,marcshilling/react-native-image-picker,react-community/react-native-image-picker,rayshih/react-native-image-picker,react-community/react-native-image-picker,react-community/react-native-image-picker,marcshilling/react-native-image-picker,harite/react-native-image-picker