add github collaborators requirement to roadmap
add github collaborators requirement to roadmap

ypersyntelykos/GitSavvy,stoivo/GitSavvy,asfaltboy/GitSavvy,dreki/GitSavvy,asfaltboy/GitSavvy,stoivo/GitSavvy,ddevlin/GitSavvy,ddevlin/GitSavvy,theiviaxx/GitSavvy,ralic/GitSavvy,divmain/GitSavvy,theiviaxx/GitSavvy,dvcrn/GitSavvy,stoivo/GitSavvy,ddevlin/GitSavvy,jmanuel1/GitSavvy,ralic/GitSavvy,asfaltboy/GitSavvy,ypersyntelykos/GitSavvy,dreki/GitSavvy,dvcrn/GitSavvy,jmanuel1/GitSavvy,divmain/GitSavvy,divmain/GitSavvy