- Removed links to the gov uk stylesheets

- Deleted /stylesheets folder
- Removed sass build from gulpfile
- Changed gov links to usa links
- Changed other govuk styles, like breadcrumbs
- Changed name of uk_components file to us_components
- Fixed a few tests that broke on account of the changes

app/templates/views/support/bat-phone.html

@@ -1,7 +1,7 @@
 {% extends "withoutnav_template.html" %}
 {% from "components/page-footer.html" import page_footer %}
 {% from "components/page-header.html" import page_header %}
-{% from "components/uk_components/back-link/macro.njk" import govukBackLink %}
+{% from "components/us_components/back-link/macro.njk" import govukBackLink %}
 
 {% block per_page_title %}
   Out of hours emergencies
@@ -18,7 +18,7 @@
       <div class="govuk-grid-column-two-thirds">
         <p>
           First, check the
-          <a class="govuk-link govuk-link--no-visited-state" href="https://status.notifications.service.gov.uk">system status page</a>.
+          <a class="usa-link" href="https://status.notifications.service.gov.uk">system status page</a>.
           You do not need to contact us if
           the problem you’re having is listed on that page.
         </p>
@@ -36,7 +36,7 @@
         </p>
         <h2 class="font-body-lg">Any other problems</h2>
         <p class="bottom-gutter-2">
-          <a class="govuk-link govuk-link--no-visited-state" href="{{ url_for('main.feedback', ticket_type='report-problem', severe='no') }}">Fill in this form</a>
+          <a class="usa-link" href="{{ url_for('main.feedback', ticket_type='report-problem', severe='no') }}">Fill in this form</a>
           and we’ll get back to you by the next working day.
         </p>
       </div>