Updated sponspors on the top page
Updated sponspors on the top page

smellman/sotmjp-website,pyconjp/pyconjp-website,pyconjp/pyconjp-website,pyconjp/pyconjp-website,osmfj/sotmjp-website,smellman/sotmjp-website,osmfj/sotmjp-website,osmfj/sotmjp-website,osmfj/sotmjp-website,smellman/sotmjp-website,smellman/sotmjp-website,pyconjp/pyconjp-website