feat(google-analytics): add missing functions
feat(google-analytics): add missing functions

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