DataDog/chef-datadog — pull request #33 by dcrosta (2012-12-03 23:09:39+00:00)
Title: don't set tags for the host in recipe[datadog::dd-agent]

a new version of the chef datadog handler will set tags from this attribute instead. in case the user doesn't have recipe[datadog::dd-handler] installed, issue a warning

see also https://github.com/DataDog/chef-handler-datadog/pull/22