private void lbFileList_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (((ListBox)sender).SelectedIndex == -1)
            {
                this.tbFilePreview.Text = "No file selected";
            }
            else
            {
                revList = connector.GetFileRevisions(((ListBox)sender).SelectedValue.ToString().Replace("\\", "\\\\"));
                cbRevList.Items.Clear();

                foreach (PacketDB packet in revList)
                {
                    cbRevList.Items.Add(packet.Date.ToString("dd-MM-yyyy HH:mm:ss"));;
                }
                if (cbRevList.Items.Count > 0)
                {
                    cbRevList.SelectedIndex = 0;
                }
            }
        }