Make the beta SORN service more prominent

The beta service should now be displayed above the
original service.
Update SORN integration tests

Make the SORN tests match the tweaked page layout
Merge pull request #629 from alphagov/make-sorn-beta-primary-option

Make the beta SORN service more prominent
Remove links on organisations in search results

These links often went to a target which didn't have the relevant
anchor, they don't get much usage, and we want to make things simpler
here so we can iterate the organisation pages more easily.

https://www.pivotaltracker.com/story/show/66652478
Merge pull request #632 from alphagov/remove-search-jump-links-from-organisations

Remove links on organisations in search results
Change frontpage content for minister reshuffle
Merge pull request #633 from alphagov/home-page-reshuffle

Change frontpage content for minister reshuffle
Revert "Merge pull request #629 from alphagov/make-sorn-beta-primary-option"

This reverts commit be05d8d79fbde1be0263f20204c77d774d45e6ff, reversing
changes made to e88c9e48daab5675b5b935e9db3530b74aa7694b.

DVLA have requested that this isn't deployed to production yet
Merge pull request #634 from alphagov/revert-sorn-page-update

Revert SORN page update from #629
Add dot at end of minister reshuffle text for consistency
Merge pull request #635 from alphagov/minister-reshuffle-dot-consistency

Add dot at end of minister reshuffle text for consistency