Revert "Revert "Add node 8.0.0""
Revert "Revert "Add node 8.0.0""

This reverts commit fe2b94ace12ed23b4b82d152bd8df40f21e6e7b5.

oocl-ncc-itm/nodejs-buildpack,cloudfoundry/nodejs-buildpack,ks2software/nodejs-buildpack,ks2software/nodejs-buildpack,pkumar-appd/nodejs-buildpack,oocl-ncc-itm/nodejs-buildpack,pkumar-appd/nodejs-buildpack,ks2software/nodejs-buildpack,ks2software/nodejs-buildpack,ks2software/nodejs-buildpack,cloudfoundry/nodejs-buildpack,ks2software/nodejs-buildpack,ks2software/nodejs-buildpack,pkumar-appd/nodejs-buildpack,oocl-ncc-itm/nodejs-buildpack,cloudfoundry/nodejs-buildpack,cloudfoundry/nodejs-buildpack