final MutuallyExclusiveGroup avatarOptions = subparser.addMutuallyExclusiveGroup();
avatarOptions.addArgument("--avatar").help("Path to new profile avatar");
avatarOptions.addArgument("--remove-avatar").action(Arguments.storeTrue());
final MutuallyExclusiveGroup avatarOptions = subparser.addMutuallyExclusiveGroup();
avatarOptions.addArgument("--avatar").help("Path to new profile avatar");
avatarOptions.addArgument("--remove-avatar").action(Arguments.storeTrue());