JSGrid Storing Filter and Sorting

HTML

<link rel="stylesheet" href="http://js-grid.com/css/jsgrid.min.css">
<link rel="stylesheet" href="http://js-grid.com/css/jsgrid-theme.min.css">
<script src="http://js-grid.com/js/jsgrid.min.js"></script>
<script src="http://underscorejs.org/underscore-min.js"></script>
<link rel="stylesheet" href="https://code.jquery.com/ui/1.10.4/themes/redmond/jquery-ui.css">
<script src="https://code.jquery.com/ui/1.11.2/jquery-ui.js"></script>
<div id="jsGrid"></div>
<button type="button" id="saveSettings">Save Settings</button>

JavaScript

var db = {

        loadData: function(filter) {
            return $.grep(this.clients, function(client) {
                return (!filter.Name || client.Name.indexOf(filter.Name) > -1)
                    && (!filter.Age || client.Age === filter.Age)
                    && (!filter.Address || client.Address.indexOf(filter.Address) > -1)
                    && (!filter.Country || client.Country === filter.Country)
                    && (filter.Married === undefined || client.Married === filter.Married);
            });
        },

        insertItem: function(insertingClient) {
            this.clients.push(insertingClient);
        },

        updateItem: function(updatingClient) { },

        deleteItem: function(deletingClient) {
            var clientIndex = $.inArray(deletingClient, this.clients);
            this.clients.splice(clientIndex, 1);
        }

    };

    window.db = db;

db.countries = [
    { Name: "", Id: 0 },
    { Name: "United States", Id: 1 },
    { Name: "Canada", Id: 2 },
    { Name: "United Kingdom", Id: 3 },
    { Name: "France", Id: 4 },
    { Name: "Brazil", Id: 5 },
    { Name: "China", Id: 6 },
    { Name: "Russia", Id: 7 }
];

db.clients = [
    {
        "Name": "Otto Clay",
        "Age": 61,
        "Country": 6,
        "Address": "Ap #897-1459 Quam Avenue",
        "Married": false
    },
    {
        "Name": "Connor Johnston",
        "Age": 73,
        "Country": 7,
        "Address": "Ap #370-4647 Dis Av.",
        "Married": false
    },
    {
        "Name": "Lacey Hess",
        "Age": 29,
        "Country": 7,
        "Address": "Ap #365-8835 Integer St.",
        "Married": false
    },
    {
        "Name": "Timothy Henson",
        "Age": 78,
        "Country": 1,
        "Address": "911-5143 Luctus Ave",
        "Married": false
    },
    {
        "Name": "Ramona Benton",
        "Age": 43,
        "Country": 5,
        "Address": "Ap #614-689 Vehicula Street",
        "Married": true
    },
    {
       ...