use aaronh-chronic which is ruby 1.9.2 compatible
use aaronh-chronic which is ruby 1.9.2 compatible

ThomasPr/whenever,javan/whenever,shtzr840329/whenever,ctokoro/whenever,stpn/whenever,makandra/whenever,sideci-sample/sideci-sample-whenever,rafaelsales/whenever,jamescook/whenever,thehungrycoder/whenever,attilahorvath/whenever,HonoreDB/whenever,erikdahlstrand/whenever,Nguyenanh/whenever,johnbintz/whenever,lzheng571/whenever,medictrust/whenever,Dearest/whenever,bernabas/whenever,Insomniware/whenever,bangwu/whenever,mindvalley/whenever,TechieDev/whenever,betesh/whenever,CarlosCD/whenever