fix(googlemaps): able to pass array of LatLng to GoogleMapsLatLngBounds constructor
fix(googlemaps): able to pass array of LatLng to GoogleMapsLatLngBounds constructor

closes #298

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