ctor = function (config) {
        updateWithConfig(this, config);
    }
ValidationOptions constructor
    @example
        var newVo = new ValidationOptions( { validateOnSave: false, validateOnAttach: false });
        // assume em1 is a preexisting EntityManager
        em1.setProperties( { validationOptions: newVo });
    @method <ctor> ValidationOptions
    @param [config] {Object}
    @param [config.validateOnAttach=true] {Boolean}
    @param [config.validateOnSave=true] {Boolean}
    @param [config.validateOnQuery=false] {Boolean}
    @param [config.validateOnPropertyChange=true] {Boolean}