Technically node.js has been using semver—the semver spec says `0.*` is pre-release and anything goes. Since node.js is still 0.12 it's covered under that part

Technically node.js has been using semver—the semver spec says `0.*` is pre-release and anything goes. Since node.js is still 0.12 it's covered under that part of the semver spec (not a super useful part of the spec, but it doesn't actually violate semver).