Update mocha dependency to version 0.11.4
Update mocha dependency to version 0.11.4

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