refactor(batterystatus): update event based methods to use new @Cordova wrapper implementation
refactor(batterystatus): update event based methods to use new @Cordova wrapper implementation

ramonornela/ionic-native,xueron/ionic-native,xueron/ionic-native,ramonornela/ionic-native,klirix/ionic-native,xueron/ionic-native,driftyco/ionic-native,klirix/ionic-native,driftyco/ionic-native,klirix/ionic-native,xueron/ionic-native,driftyco/ionic-native,ramonornela/ionic-native,ramonornela/ionic-native