After the migration to the OSL, we removed our block on Google crawling us. To be on the safe side, we should have a robots.txt to manage what gets crawled. Here is a sample robots.txt given to us by the OSL (we'll need to modify the list for our projects)
User-Agent: *
Crawl-delay: 15
# Disallow crawling of any gitplugin based code browser
Disallow: /artool/browser/
Disallow: /bouncer/browser/
Disallow: /donations/browser/
Disallow: /helpdesk-dev/browser/
Disallow: /maintain/browser/
Disallow: /producer-edit/browser/
Disallow: /producer-record/browser/
Disallow: /raiv/browser/
Disallow: /teachengineering/browser/
Disallow: /watch-listen/browser/
Disallow: /unify/browser/
# Disallow crawling of any gitplugin based changeset
Disallow: /artool/changeset/
Disallow: /bouncer/changeset/
Disallow: /donations/changeset/
Disallow: /helpdesk-dev/changeset/
Disallow: /maintain/changeset/
Disallow: /producer-edit/changeset/
Disallow: /producer-record/changeset/
Disallow: /raiv/changeset/
Disallow: /teachengineering/changeset/
Disallow: /watch-listen/changeset/
Disallow: /unify/changeset/