Repurposed organisation.child_organisations_excluding_sub_organisations_grouped_by_type into organisation.active_child_organisations_excluding_sub_organisations_grouped_by_type returning only organisations which are not closed.
Merge pull request #853 from alphagov/remove-closed-orgs-from-organisations-index

Organisations which are closed are now excluded from works with sections on organisations index

https://www.pivotaltracker.com/story/show/54868284