remove carthage install
remove carthage install

remove carthage install since travis says it is already installed

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