Implemented `backgroundColor` and `CGImage` for OSX
Implemented `backgroundColor` and `CGImage` for OSX

duanhjlt/ios-charts,aelam/Charts,FreddyZeng/Charts,liuxuan30/Charts,shujucn/ios-charts,hanquochan/Charts,ekohe/ios-charts,ConcepterDev/ios-charts,SereivoanYong/Charts,convergeeducacao/Charts,danielgindi/Charts,danielgindi/ios-charts,koroff/Charts,franqueli/ios-charts,FreddyZeng/Charts,jesseXu/Charts,summerlove57/ios-charts,LiveHappier/Charts,jjatie/Charts,LiveHappier/Charts,aelam/Charts,ConcepterDev/ios-charts,jum/Charts,boluomeng/Charts,GreenCom-Networks/ios-charts,summerlove57/ios-charts,liuxuan30/Charts,ConcepterDev/ios-charts,icecrystal23/ios-charts,StephenVinouze/ios-charts,shujucn/ios-charts,leoMehlig/ios-charts,liuxuan30/Charts,GreenCom-Networks/ios-charts,jjatie/Charts,danielallsopp/Charts,gjpc/ios-charts,duanhjlt/ios-charts,MAARK/Charts,franqueli/ios-charts,liuxuan30/ios-charts,danielgindi/ios-charts,StephenVinouze/ios-charts,shujucn/ios-charts,leoMehlig/ios-charts,hanquochan/Charts,summerlove57/ios-charts,liuxuan30/ios-charts,koroff/Charts,liuxuan30/ios-charts,dtrauger/Charts,Eflet/Charts,ekohe/ios-charts,dtrauger/Charts,jum/Charts,SBGMobile/Charts,liuxuan30/Charts,danielgindi/ios-charts,leoMehlig/ios-charts,franqueli/ios-charts,FreddyZeng/Charts,boluomeng/Charts,leoMehlig/Charts,boluomeng/Charts,StephenVinouze/ios-charts,GreenCom-Networks/ios-charts,gjpc/ios-charts,StephenVinouze/ios-charts,danielgindi/Charts,Eflet/Charts,LiveHappier/Charts,SBGMobile/Charts,icecrystal23/ios-charts,Eflet/Charts,duanhjlt/ios-charts,dtrauger/Charts,leoMehlig/Charts,MAARK/Charts,GreenCom-Networks/ios-charts,SereivoanYong/Charts,MAARK/Charts,koroff/Charts,SBGMobile/Charts,jesseXu/Charts,convergeeducacao/Charts,gjpc/ios-charts,ekohe/ios-charts,danielgindi/Charts,danielgindi/ios-charts,icecrystal23/ios-charts,hanquochan/Charts,danielallsopp/Charts,leoMehlig/Charts,Shannon-s-Dreamland/Charts,aelam/Charts,liuxuan30/ios-charts,MAARK/Charts,SereivoanYong/Charts,jum/Charts,jjatie/Charts,hanquochan/Charts,dtrauger/Charts,icecrystal23/ios-charts,jum/Charts,leoMehlig/ios-charts,FreddyZeng/Charts,boluomeng/Charts,koroff/Charts,danielgindi/Charts,jjatie/Charts,jesseXu/Charts,leoMehlig/Charts,Shannon-s-Dreamland/Charts,Eflet/Charts