refactor: move "init only" Accordion logic to its own methods
refactor: move "init only" Accordion logic to its own methods

DaSchTour/foundation-sites,zurb/foundation,zurb/foundation,zurb/foundation-sites,zurb/foundation,denisahac/foundation-sites,denisahac/foundation-sites,abdullahsalem/foundation-sites,DaSchTour/foundation-sites,zurb/foundation-sites,abdullahsalem/foundation-sites,abdullahsalem/foundation-sites,denisahac/foundation-sites,zurb/foundation-sites