anchor.diff:      property parameters: TStringList read fParameters write setParameters;
       property showWindows: TShowWindowOptions read fShowWin write fShowWin;
       property queryParameters: boolean read fQueryParams write fQueryParams;
  +    property clearMessages: boolean read fClearMessages write fClearMessages;
       property chainBefore: TStringList read fChainBefore write setchainBefore;
       property chainAfter: TStringList read fChainAfter write setChainAfter;
       property shortcut: TShortcut read fShortcut write fShortcut;
  
positive.code:     fParameters: TStringList;
      fToolAlias: string;
      fQueryParams: boolean;
      fChainBefore: TStringList;
      fChainAfter: TStringList;
      fShortcut: TShortcut;
  
negative.code:   prms: string;
  begin
    killProcess(fProcess);
    //
    if fClearMessages then
      getMessageDisplay(fMsgs).clearByContext(amcMisc);
    //
    fProcess := TCheckedAsyncProcess.Create(nil);
    fProcess.OnReadData:= @processOutput;
  