fix travis
fix travis

JulianVolodia/async,imjerrybao/async,XM-Right/async,KnottedRain/async,scq000/async,markyen/async,hargasinski/async,sjclijie/async,jnordberg/async,caolan/async,XM-Right/async,zhakui/async,JulianVolodia/async,ezubarev/async,rborisov/async,RickyDan/async,haggholm/async,DanieleTassone/async,Kikobeats/async,kolomiichenko/async,chaddm/async,suguru03/async,jamesjnadeau/async,lonely8rain/async,rborisov/async,evdevgit/async,zhakui/async,ecasilla/async,llwanghong/async,Kikobeats/async,Zhang/async,arigo-software/async,wrenth04/async,youprofit/async,ibakaidov/async,DaAwesomeP/async,youprofit/async,ariesnah/async,SaiNadh001/async,ecasilla/async,ibakaidov/async,Segeon-Kim/async,carck/async,caolan/async,gypsydave5/async,llwanghong/async,carck/async,rlugojr/async,lonely8rain/async,abhishekgahlot/async,markyen/async,jnordberg/async,scq000/async,andalm/async,haggholm/async,chaddm/async,arigo-software/async,zhhb/async,hargasinski/async,jaruba/async,FrankSunnyvale/async,ariesnah/async,navyxie/async,moander/async,Connectlegendary/async,DanieleTassone/async,renruixi/async,bjlxj2008/async,modulexcite/async,RickyDan/async,moander/async,xiebaochun/async,LeoYao/async,suguru03/async,mcanthony/async,beni55/async,wrenth04/async,garysye/async,xiebaochun/async,steverobb/async,LeoYao/async,mcanthony/async,DaAwesomeP/async,Connectlegendary/async,Segeon-Kim/async,navyxie/async,renruixi/async,Zhang/async,SaiNadh001/async,zhhb/async,rlugojr/async,gypsydave5/async,Segeon-Kim/async,steverobb/async,jamesjnadeau/async,KnottedRain/async,andalm/async,evdevgit/async,FrankSunnyvale/async,ezubarev/async,modulexcite/async,garysye/async,abhishekgahlot/async,jaruba/async,kolomiichenko/async,beni55/async,sjclijie/async,imjerrybao/async,bjlxj2008/async