update instructions since bosh.io points to https://bosh.io/d/github.com/starkandwayne/shield-boshrelease
update instructions since bosh.io points to https://bosh.io/d/github.com/starkandwayne/shield-boshrelease

starkandwayne/shield-boshrelease,starkandwayne/shield-boshrelease,karampok/shield-boshrelease,karampok/shield-boshrelease