Update UKTI TNA timestamp to latest full crawl

UKTI have commissioned this crawl, and have confirmed its validity.  They want us to use this as the default.
Update ukti.yml
Merge pull request #610 from adammaddison/update-ukti-timestamp

Update UKTI TNA timestamp to latest full crawl
Merge pull request #609 from rjc123/newsites

Add additional UKTI aliases
Add some DfT sub-organisations that can edit the DfT mappings

- This adds extra_organisation_slugs to DfT so that those orgs can
  start using the transition tool from day one when is deployed. This
  list has been confirmed with DfT to be the only orgs they want
  editing their site's mappings (i.e. these orgs have sites inside
  dft.gov.uk).
Add driver-and-vehicle-standards-agency as a new extra organisation
Merge pull request #611 from alphagov/dft_extra_organisations

Add some DfT sub-organisations that can edit the DfT mappings
Fix missing trailing semi-colons

These broke nginx
Fix script to generate tld config

The semi-colon after the server_name is required for the config to
be valid.
Merge pull request #612 from alphagov/fix_tld_generator_script

Fix script to generate tld config
Add NMO to BIS site