Add node 6.11.1, remove node 6.10.3
Add node 6.11.1, remove node 6.10.3

source url: https://nodejs.org/dist/v6.11.1/node-v6.11.1.tar.gz
source sha256: 0187d4e4ef00cee2b70b0ad0689100050654f26629775d097b145d0d8727f9a0

[#148684925]

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