private void btnSelect_Click(object sender, EventArgs e)
        {
            var selectedItem = lsbSourceProjects.SelectedItems;

            if (selectedItem.Count > 0)
            {
                foreach (var item in selectedItem)
                {
                    var project = item as JiraProject;
                    SelectedJiraProjects.Add(project);
                    var forIndex    = ForSelectedJiraProjects.IndexOf(project);
                    var searchIndex = SearchSource.IndexOf(project);
                    if (forIndex != -1)
                    {
                        ForSelectedJiraProjects.RemoveAt(forIndex);
                    }
                    if (searchIndex != -1)
                    {
                        SearchSource.RemoveAt(searchIndex);
                    }
                }
                RebindingDataSource();
            }
        }