Having problem to publish an application to AppStore. Always says it has coping Cordova files on the user's iCloud. Few megabytes as usual. Even if BackupWebStorage set to "none". I'm afraid that new version of XCode is miss-configured at cloud side so its ignore BackupWebStorage option. Or may be something wrong with Cordova. Ask you to check when your application starts to store data on the user's iCloud.
Some users have the same bug with Cordova: