docs fix for debian-upstream rename
docs fix for debian-upstream rename

chriskuehl/nodeenv,jamesblunt/nodeenv,jhermann/nodeenv,simudream/nodeenv,twmt/nodeenv,jamesblunt/nodeenv,Milstein/nodeenv,asottile/nodeenv,chriskuehl/nodeenv,twmt/nodeenv,Milstein/nodeenv,asottile/nodeenv,simudream/nodeenv