fix(interface): params are optional
fix(interface): params are optional

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