anchor.diff:  [<StructuredFormatDisplay "ImportGroup{\n{display\n}">]
   type ImportGroup =
    {  Condition : Condition option
  -    Imports : Import list   
  +    Imports   : Import list   
    }  /// An empty ImportGroup
       static member empty = { Condition = None; Imports = [] }
       /// Add an Import to the front of the ImportGroup's collection
  
positive.code: 
  *)
  
  
negative.code:     /// Optional attribute - The default target or targets to be the entry point of the build if no target has been specified. 
      /// If no default target is specified in either the engine executes the first target 
      /// in the project file after the Import elements have been evaluated.
      DefaultTargets       : Target list
      /// Optional attribute - The initial target or targets to be run before the targets specified 
      /// in the DefaultTargets attribute or on the command line. Multiple targets are semi-colon (;) delimited.
      InitialTargets       : Target list
      TreatAsLocalProperty : string list
      /// Optional attribute - The version of the toolset MSBuild uses to determine the values for 
      /// $(MSBuildBinPath) and $(MSBuildToolsPath).
  