anchor.diff:  
   ECHO calling npm test
   CALL npm test
  -ECHO ==========================================
  -ECHO ==========================================
  -ECHO ==========================================
  -ECHO using iojs, not checking test result!!!!!!!!!
   ECHO ==========================================
   ECHO ==========================================
   ECHO ==========================================
  
positive.code: 
  ECHO ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ %~f0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  
  IF /I "%msvs_toolset%"=="" ECHO msvs_toolset unset, defaulting to 12 && SET msvs_toolset=12
  SET NODE_MAJOR=%nodejs_version:~0,1%
  IF %NODE_MAJOR% GTR 4 ECHO detected node v5, forcing msvs_toolset 14 && SET msvs_toolset=14
  
  SET PATH=%CD%;%PATH%
  SET msvs_version=2015
  IF "%msvs_toolset%"=="12" SET msvs_version=2013
  
  
  ECHO APPVEYOR^: %APPVEYOR%
  ECHO nodejs_version^: %nodejs_version%
  
negative.code: IF /I "%NPM_BIN_DIR%"=="%CD%" ECHO ERROR npm bin -g equals local directory && SET ERRORLEVEL=1 && GOTO ERROR
  ECHO ===== where npm puts stuff END ============
  
  IF "%nodejs_version:~0,1%"=="4" CALL npm install node-gyp@3.x
  IF %ERRORLEVEL% NEQ 0 GOTO ERROR
  IF "%nodejs_version:~0,1%"=="5" CALL npm install node-gyp@3.x
  