Update phones variables from the address book

@param callback
@param addressbook_id
@param phones
@param variables
function smsUpdatePhonesVariables(callback, addressbook_id, phones, variables) {
    if (addressbook_id === undefined) {
        return callback(returnError("Empty book id"));
    }
    if ((phones === undefined) || (!phones.length)) {
        return callback(returnError("Empty phones"));
    }
    if ((variables === undefined) || (!Object.keys(variables).length)) {
        return callback(returnError("Empty variables"));
    }
    var data = {
        'addressBookId': addressbook_id,
        'phones': JSON.stringify(phones),
        'variables': JSON.stringify(variables)
    }

    sendRequest('sms/numbers', 'PUT', data, true, callback);
}