added readme example to show inversion of sort order
added readme example to show inversion of sort order

ezubarev/async,xiebaochun/async,suguru03/async,arigo-software/async,Zhang/async,FrankSunnyvale/async,imjerrybao/async,wrenth04/async,haggholm/async,DanieleTassone/async,r14r-work/fork_javascript_async,zhhb/async,lanffy/async,ezubarev/async,kolomiichenko/async,lonely8rain/async,modulexcite/async,chaddm/async,xiebaochun/async,lonely8rain/async,Segeon-Kim/async,LeoYao/async,ecasilla/async,suguru03/async,markyen/async,DDunc/async,evdevgit/async,ArcadiusK/async,hargasinski/async,mcanthony/async,DDunc/async,llwanghong/async,caolan/async,abhishekgahlot/async,navyxie/async,hargasinski/async,RickyDan/async,tjwudi/async,zhakui/async,scq000/async,llwanghong/async,youprofit/async,JulianVolodia/async,mcanthony/async,chaddm/async,haggholm/async,pandoraui/async,navyxie/async,beni55/async,ArcadiusK/async,ibakaidov/async,r14r/fork_javascript_async,jamesjnadeau/async,r14r/fork_javascript_async,tjwudi/async,gypsydave5/async,SaiNadh001/async,KnottedRain/async,jnordberg/async,megawac/async,moander/async,andalm/async,justincy/async,carck/async,bjlxj2008/async,rborisov/async,ariesnah/async,rlugojr/async,scq000/async,megawac/async,caolan/async,renruixi/async,pandeysoni/async,LeoYao/async,wrenth04/async,Segeon-Kim/async,beni55/async,gypsydave5/async,markyen/async,DaAwesomeP/async,Kikobeats/async,abhishekgahlot/async,evdevgit/async,zhhb/async,garysye/async,Kikobeats/async,XM-Right/async,Zhang/async,ecasilla/async,RickyDan/async,r14r-work/fork_javascript_async,kolomiichenko/async,sjclijie/async,imjerrybao/async,jamesjnadeau/async,Qix-/async,youprofit/async,jaruba/async,steverobb/async,steverobb/async,pandoraui/async,ibakaidov/async,lanffy/async,sjclijie/async,wushuyi/async,FrankSunnyvale/async,pandeysoni/async,Connectlegendary/async,modulexcite/async,mingqi/uclogs-async,KnottedRain/async,XM-Right/async,rborisov/async,justincy/async,JulianVolodia/async,zhakui/async,jnordberg/async,DaAwesomeP/async,ariesnah/async,andyburke/antisync,jaruba/async,arigo-software/async,SaiNadh001/async,andalm/async,bjlxj2008/async,rlugojr/async,Segeon-Kim/async,wushuyi/async,Connectlegendary/async,mingqi/uclogs-async,virtdb/async,DanieleTassone/async,garysye/async,andyburke/antisync,renruixi/async,carck/async,Qix-/async,moander/async