add versioned-code-service on puppetserver >= 2.3
This eases upgrades of puppetserver to 2.3, seehttps://docs.puppet.com/puppetserver/2.3/release_notes.html#modifications-to-bootstrapcfg-might-cause-problems-during-upgrades-to-230
closes GH-373
add versioned-code-service on puppetserver >= 2.3
This eases upgrades of puppetserver to 2.3, see
https://docs.puppet.com/puppetserver/2.3/release_notes.html#modifications-to-bootstrapcfg-might-cause-problems-during-upgrades-to-230
closes GH-373