Add node 6.13.1, remove node 6.13.0
Add node 6.13.1, remove node 6.13.0

source url: https://nodejs.org/dist/v6.13.1/node-v6.13.1.tar.gz
source sha256: 649374430815aaf425b7b60621a9b7b072a1584cebc676d3cbf0ee4b9bbd94ee

[#155758175]

cloudfoundry-community/asp.net5-buildpack