message: remove old hack from appveyor.yml
diff: @@ -15,7 +15,6 @@ platform:
  install:
  - ps: Install-Product node $env:nodejs_version $env:platform
  - - ps: if ($env:nodejs_version -eq "5") { npm i npm@latest -g }
  - set PATH=%APPDATA%\npm;%APPVEYOR_BUILD_FOLDER%\node_modules\.bin;%PATH%
  - npm i
  