Speed tagging editions with ministers

This will have broken many of the admin edition#show tests and is not
ready to be merged yet.
Policy and speech speed tagging
Tidier view + now working for all edition types
Reorganised and improved admin edition view

Tidied normal admin edition view and now only showing speed tagging view
on when an edition is in the imported state.

This still won't pass regression testing currently.
Added publication type fields back to speed tagging
Indenting fix
Remove to be completed scenario for now
Removed unneeded column helper
Fix regressions caused by view changes
Merge pull request #124 from alphagov/speed-tagging-editions

Speed tagging editions