anchor.diff:                  Logging.messageBoxError Resource.validationRenameFolderAlreadyExistsOnDisk
               else
                   // F# project system can't rename folders with any item in it.
  -                // We remove all items in the folder and add it back later       
  +                // We remove all items in the folder and add them back later       
                   let items = ResizeArray()        
                   for it in folder.ProjectItems do
                       items.Add(createRenameItem newPath it)            
  
positive.code: open FSharpVSPowerTools.ProjectSystem
  open Reflection
  
  type VerticalMoveAction = 
      | MoveUp
      | MoveDown
  
negative.code:             let rec createRenameItem path (item: ProjectItem) =
                  if isPhysicalFolder item then
                      let subItems = 
                          [
                              for subItem in item.ProjectItems -> 
                                  createRenameItem (Path.Combine(path, item.Name)) subItem 
                          ]
                      RenameItem.Folder(item.Name, subItems)                
                  elif isPhysicalFile item then
                      RenameItem.File(Path.Combine(path, item.Name))
  