move init() and initMap() together to create an init section.
move init() and initMap() together to create an init section.

anarosner/storymap-shortlist-case-studies,coreybaker/FoundationApp,regan-sarwas/shortlist-storytelling-template-js,pmacMaps/shortlist-storytelling-template-js,pmacMaps/shortlist-storytelling-template-js,Esri/shortlist-storytelling-template-js,anarosner/storymap-shortlist-case-studies,regan-sarwas/shortlist-storytelling-template-js,Esri/shortlist-storytelling-template-js