[AC-1592] ACS - Cloud.Chats.getChatGroups gets All ChatGroups on ACS Server

Cloud.Chats.getChatGroups(function (e) {
    if (e.success) {
        for (var i = 0; i < e.chat_groups.length; i++) {
            var group = e.chat_groups[i];
            alert('Success:\n' +
                'id: ' + group.id + '\n' +
                'created_at: ' + group.created_at + '\n' +
                'number of users: ' + group.participate_users.length);
        }
    } else {
        alert('Error:\n' +
            ((e.error && e.message) || JSON.stringify(e)));
    }
});