/// <summary>
 /// Adds an existing folder to the project in response to the "Include In Project" command
 /// </summary>
 /// <param name="parentID"></param>
 /// <param name="Path"></param>
 /// <returns></returns>
 internal uint AddFolderItem(string Path)
 {
     return(FSProjectManager.CreateFolderNodes(Path).ID);
 }