remove obsolete message about code contributions
remove obsolete message about code contributions

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