set up language scripts

package-lock.json

package.json

src/assets/text/authors_en.js

src/assets/text/authors_es.js

src/assets/text/referencesText_en.js

src/assets/text/referencesText_es.js

src/assets/text/text_en.js

src/assets/text/text_es.js

src/components/AboutTheTeam.vue

src/components/Authorship.vue

src/components/ConclusionSection.vue

src/components/InteractiveDendrogram.vue

src/components/MapsSection.vue

src/components/NarrativeIntro.vue

src/components/References.vue