Welcome to npm@4, friends! This is our first semver major release since the release of npm@3 just over a year ago. Back then, @3 turned out to be a bit of a ground-shaking release, with a brand-new installer with significant structural changes to how npm set up your tree. This is the end of an era, in a way. npm@4 also marks the release when we move both npm@2 and npm@3 into maintenance: We will n