update copyright
update copyright

wangjun/StoryMapJS,BenHeubl/StoryMapJS,BenHeubl/StoryMapJS,1modm/StoryMapJS,jorol/StoryMapJS,1modm/StoryMapJS,cr3ative/StoryMapJS,jorol/StoryMapJS,cr3ative/StoryMapJS,BenHeubl/StoryMapJS,wangjun/StoryMapJS,cr3ative/StoryMapJS,wangjun/StoryMapJS,jorol/StoryMapJS,BenHeubl/StoryMapJS,cr3ative/StoryMapJS,1modm/StoryMapJS,1modm/StoryMapJS,wangjun/StoryMapJS,jorol/StoryMapJS