Accessibility update

package-lock.json

package.json

public/index.html

src/App.vue

src/components/About.vue

src/components/Article.vue

src/components/ArticleFooter.vue

src/components/Autocomplete.vue

src/components/Contact.vue

src/components/Definition.vue

src/components/DictionaryView.vue

src/components/FooterMenu.vue

src/components/Header.vue

src/components/HeaderTitle.vue

src/components/InflectionButton.vue

src/components/SearchResults.vue

src/components/SearchToolbar.vue

src/locales/eng.json

src/locales/nno.json

src/locales/nob.json