third-meow

(() => {

  function getWords(courseId, level) {
    const url = `https://www.memrise.com/ajax/session/?course_id=${courseId}&level_index=${level}&session_slug=preview`
    console.log('Fetching words from ' + url)
    return fetch(url, { credentials: 'same-origin' })
      // parse response
      .then(res => {