Make "more info" sections accessible, using <details> tag
Merge pull request #140 from alphagov/make-more-info-accessible

Make "more info" sections accessible, using <details> tag
Add aria-labelledby attribute to module section

Allows sections to be more easily navigated by screen-reader / keyboard
users.
Merge pull request #137 from alphagov/61977424-aria-labelledby

Label module sections for better, more accessible navigation
Update callout copy
Update user stage info text to mention events
Remove extra line break
Tests, huh, what are they good for
Update copy to use measured
Merge pull request #142 from alphagov/revise_user_stage_copy

Revise user stage copy
Update govuk_template to 0.4.0

Removes the non-breaking space from the header.

Improves propositional navigation.

Crushes PNGs (with thanks to @jabley).

https://github.com/alphagov/govuk_template/compare/v0.3.7...v0.4.0
Merge pull request #145 from alphagov/update-govuk-template

Update govuk_template to 0.4.0
Merge with master