message: appveyor: install latest npm on node 5
diff: @@ -17,6 +17,7 @@ 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
  