Update parser to version 2.2.0.pre.4
Update parser to version 2.2.0.pre.4

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