[BUG] NPM proxy configuration is not respected

[aslushnikov]

This is similar to puppeteer/puppeteer#648

The Puppeteer's solution is not very nice though - we were spoiling the global scope.

This time we try to fix this upstream: https://github.com/Rob--W/proxy-from-env/pull/9

[aslushnikov]

Also, upstream issue: https://github.com/Rob--W/proxy-from-env/issues/8