Update sprockets dependency to version 2.0.0.beta.8
Update sprockets dependency to version 2.0.0.beta.8

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