alphagov/govuk_content_models — pull request #84 by steventux (2013-06-24 11:18:28+00:00)
Title: Allow deep slugs for Inside Gov artefacts

https://www.pivotaltracker.com/story/show/50728561
Slug validation changes to allow slugs like 'government/world/organisations/british-embassy-moscow'
to pass while still validating each slug part.