anchor.diff:  
   REM ### ghacks-user.js updater for Windows
   REM ## author: @claustromaniac
  -REM ## version: 2.2
  +REM ## version: 3.0-alpha57
   
   SET _myname=%~n0
   SET _myparams=%*
  
positive.code: 	) ELSE (
  		IF EXIST "user-overrides.js" (
  			IF DEFINED _merge (
  				ECHO Merging user-overrides.js not supported yet...
  			) ELSE (
  				ECHO Appending user-overrides.js...
  				ECHO.
  
negative.code: 		IF %ERRORLEVEL% EQU 0 (
  			IF DEFINED _merge (
  				ECHO.
  				ECHO Merging...
  				ECHO.
  				DEL /F user-overrides-merged.js temp2 temp3 2>nul
  				COPY /B /V /Y user.js-overrides\*.js user-overrides
  				CALL :mergeprefs user-overrides user-overrides-merged.js
  				COPY /B /V /Y user.js+user-overrides-merged.js temp2
  				CALL :mergeprefs temp2 temp3
  				DEL /F temp2 2>nul
  				MOVE /Y temp3 user.js
  			) ELSE (
  				ECHO.
  				ECHO Appending...
  