JSPM can't load npm.js as main
JSPM can't load npm.js as main

Loading npm.js as main in browsers leads to an error. So we need to define a different main for JSPM than for NPM.
denisahac/foundation-sites,zurb/foundation,atmmarketing/foundation-sites,DaSchTour/foundation-sites,zurb/foundation-sites,denisahac/foundation-sites,jaylensoeur/foundation-sites-6,ucla/foundation-sites,zurb/foundation-sites,denisahac/foundation-sites,zurb/foundation,DaSchTour/foundation-sites,IamManchanda/foundation-sites,Owlbertz/foundation,colin-marshall/foundation-sites,dragthor/foundation-sites,IamManchanda/foundation-sites,jamesstoneco/foundation-sites,colin-marshall/foundation-sites,jamesstoneco/foundation-sites,abdullahsalem/foundation-sites,jamesstoneco/foundation-sites,abdullahsalem/foundation-sites,Owlbertz/foundation,zurb/foundation-sites,zurb/foundation,ucla/foundation-sites,Owlbertz/foundation,Owlbertz/foundation,dragthor/foundation-sites,jaylensoeur/foundation-sites-6,IamManchanda/foundation-sites,atmmarketing/foundation-sites,ucla/foundation-sites,atmmarketing/foundation-sites,jaylensoeur/foundation-sites-6,abdullahsalem/foundation-sites,colin-marshall/foundation-sites,dragthor/foundation-sites