Fix sanitizer calls on links in profile

Ever since the recent security update for the url sanitizer, the a tags
in profiles have been empty.

Fix that by interpreting the url object properly.
bump docs
adds a few authors
Update install.sh URL

There is a redirect from npmjs.org to www.npmjs.org - this breaks the curl download which doesn't follow the redirect.
remove duplicated code
adds a couple of authors
Put the cluster worker id into the healthcheck output