added changelog for 0.4.0
added changelog for 0.4.0

mdehoog/ember-simple-auth,andrei1089/ember-simple-auth,purezen/ember-simple-auth,vdveer/ember-simple-auth,quaertym/ember-simple-auth,allthesignals/ember-simple-auth,jaswilli/ember-simple-auth,barelyknown/ember-simple-auth,bortevik/ember-simple-auth,kad3nce/ember-simple-auth,dknutsen/ember-simple-auth,stevenwu/ember-simple-auth,nerdyworm/ember-simple-auth,parassaini/ember-simple-auth,kevinansfield/ember-simple-auth,jaswilli/ember-simple-auth,martinmaillard/ember-simple-auth,allthesignals/ember-simple-auth,dustinfarris/ember-simple-auth,irnc/ember-simple-auth,leuprechtroman/ember-simple-auth,ronnix/ember-simple-auth,nerdyworm/ember-simple-auth,stackbuilders/ember-simple-auth,stackbuilders/ember-simple-auth,rmachielse/ember-simple-auth,duggiefresh/ember-simple-auth,ivanvanderbyl/ember-simple-auth,stevenwu/ember-simple-auth,adibsaad/ember-simple-auth,orf/ember-simple-auth,purezen/ember-simple-auth,simplabs/ember-simple-auth,andrei1089/ember-simple-auth,iloan/ember-simple-auth,vdveer/ember-simple-auth,corrspt/ember-simple-auth,bttf/ember-simple-auth,jbescoyez/ember-simple-auth,kylemellander/ember-simple-auth,irnc/ember-simple-auth,adibsaad/ember-simple-auth,lazybensch/ember-simple-auth,clairton/ember-simple-auth,clairton/ember-simple-auth,ssendev/ember-simple-auth,romulomachado/ember-simple-auth,rmachielse/ember-simple-auth,dustinfarris/ember-simple-auth,kylemellander/ember-simple-auth,duggiefresh/ember-simple-auth,rengokantai/ember-simple-auth,mmelvin0/ember-simple-auth,seanpdoyle/ember-simple-auth,ronnix/ember-simple-auth,iloan/ember-simple-auth,orf/ember-simple-auth,parassaini/ember-simple-auth,kevinansfield/ember-simple-auth,quaertym/ember-simple-auth,ssendev/ember-simple-auth,kad3nce/ember-simple-auth,jeffcressman/ember-simple-auth,johan--/ember-simple-auth,Charizard/ember-simple-auth,HeroicEric/ember-simple-auth,bttf/ember-simple-auth,dukex/ember-simple-auth,seanpdoyle/ember-simple-auth,dknutsen/ember-simple-auth,martinmaillard/ember-simple-auth,mdehoog/ember-simple-auth,bortevik/ember-simple-auth,jbescoyez/ember-simple-auth,leuprechtroman/ember-simple-auth,omniboard/ember-simple-auth,jeffcressman/ember-simple-auth,ivanvanderbyl/ember-simple-auth,omniboard/ember-simple-auth,lazybensch/ember-simple-auth,csantero/ember-simple-auth,barelyknown/ember-simple-auth,GerDner/ember-simple-auth,romulomachado/ember-simple-auth,csantero/ember-simple-auth,GerDner/ember-simple-auth,Charizard/ember-simple-auth,johan--/ember-simple-auth,simplabs/ember-simple-auth,mmelvin0/ember-simple-auth,corrspt/ember-simple-auth,rengokantai/ember-simple-auth