Update uglifier dependency to version 1.2.7
Update uglifier dependency to version 1.2.7

codeforamerica/follow-all,codeforamerica/follow-all,BryanH/follow-all,jasnow/follow-all,codeforamerica/follow-all,BryanH/follow-all,jasnow/follow-all,jasnow/follow-all,BryanH/follow-all