removeAll method
Implementation
@override
Future removeAll({bool isPersistent = false}) async {
isPersistent == true
? await methodChannel.invokeMapMethod(
PreferencesConstants.removePermanentDataKeys.name,
{PreferencesConstants.isPersistant.name: isPersistent})
: await methodChannel.invokeMapMethod(PreferencesConstants.removeAll.name,
{PreferencesConstants.isPersistant.name: isPersistent});
}