Remove nginx special case for designprinciples
Remove nginx special case for designprinciples

This was a hack to make jekyll's assets work.  This is no longer
necessary now that it's Rails.

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet