feat(package): expose decorators and wrapper functions
feat(package): expose decorators and wrapper functions

Addresses https://github.com/driftyco/ionic-native/issues/37.

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