Update Ruby version patchlevel
Update govuk_frontend_toolkit gem
Remove A-Z configuration

This is always true now.
Use the new alpha/beta banner
Remove _conditionals.scss file

The mixin defined in this file isn't used anywhere and shouldn't
ever be used.
Add redirects for updated user research content

https://github.com/alphagov/government-service-design-manual/pull/380
Add new redirect

Also update existing redirect to reference the new version.

See https://github.com/alphagov/government-service-design-manual/pull/390
Service manual updates version-97

https://github.com/alphagov/government-service-design-manual/compare/version-96...version-97
Merge pull request #174 from alphagov/user-research-updates-redirects

Add redirects for updated user research content
Merge pull request #175 from alphagov/look-and-feel-redirect

Add new redirect
Service manual updates version-98

https://github.com/alphagov/government-service-design-manual/compare/version-97...version-98
Add redirect for induction-and-development

See https://github.com/alphagov/government-service-design-manual/pull/402
Merge pull request #173 from alphagov/feature/the-team-redirects

Add redirect for induction-and-development
Service manual updates version-99

https://github.com/alphagov/government-service-design-manual/compare/version-98...version-99
Merge pull request #172 from alphagov/update-govuk-template-style

Update GOV.UK toolkit and alpha banner
Agreed by theme leads
Typo! Changed 'there' to 'these'