message: Dockerfile-builder: Upgrade to latest node.js and yarn.
diff: @@ -11,8 +11,8 @@ RUN go get -u github.com/golang/lint/golint
  RUN go get github.com/jstemmer/go-junit-report
  ### Install NodeJS and yarn
  -ENV NODE_VERSION="v6.10.2"
  -ENV YARN_VERSION="v0.23.2"
  +ENV NODE_VERSION="v8.2.0"
  +ENV YARN_VERSION="v0.27.5"
  # yarn needs a home writable by any user running the container
  ENV HOME /opt/home
  