only install qt sdk if hasn't been already installed
only install qt sdk if hasn't been already installed

tbarrongh/rstudio,pssguy/rstudio,Sage-Bionetworks/rstudio,more1/rstudio,maligulzar/Rstudio-instrumented,jzhu8803/rstudio,pssguy/rstudio,JanMarvin/rstudio,piersharding/rstudio,JanMarvin/rstudio,suribes/rstudio,suribes/rstudio,sfloresm/rstudio,Sage-Bionetworks/rstudio,jar1karp/rstudio,thklaus/rstudio,more1/rstudio,JanMarvin/rstudio,jrnold/rstudio,pssguy/rstudio,edrogers/rstudio,jrnold/rstudio,nvoron23/rstudio,jrnold/rstudio,tbarrongh/rstudio,jzhu8803/rstudio,pssguy/rstudio,suribes/rstudio,vbelakov/rstudio,sfloresm/rstudio,more1/rstudio,jar1karp/rstudio,nvoron23/rstudio,john-r-mcpherson/rstudio,JanMarvin/rstudio,piersharding/rstudio,jar1karp/rstudio,vbelakov/rstudio,jzhu8803/rstudio,JanMarvin/rstudio,brsimioni/rstudio,vbelakov/rstudio,more1/rstudio,edrogers/rstudio,jzhu8803/rstudio,suribes/rstudio,jrnold/rstudio,brsimioni/rstudio,john-r-mcpherson/rstudio,more1/rstudio,githubfun/rstudio,tbarrongh/rstudio,john-r-mcpherson/rstudio,nvoron23/rstudio,maligulzar/Rstudio-instrumented,brsimioni/rstudio,jrnold/rstudio,vbelakov/rstudio,nvoron23/rstudio,thklaus/rstudio,githubfun/rstudio,piersharding/rstudio,sfloresm/rstudio,tbarrongh/rstudio,githubfun/rstudio,sfloresm/rstudio,brsimioni/rstudio,john-r-mcpherson/rstudio,maligulzar/Rstudio-instrumented,suribes/rstudio,jzhu8803/rstudio,piersharding/rstudio,jar1karp/rstudio,tbarrongh/rstudio,jar1karp/rstudio,john-r-mcpherson/rstudio,edrogers/rstudio,JanMarvin/rstudio,piersharding/rstudio,maligulzar/Rstudio-instrumented,jzhu8803/rstudio,githubfun/rstudio,edrogers/rstudio,piersharding/rstudio,githubfun/rstudio,suribes/rstudio,more1/rstudio,edrogers/rstudio,edrogers/rstudio,nvoron23/rstudio,piersharding/rstudio,pssguy/rstudio,brsimioni/rstudio,suribes/rstudio,maligulzar/Rstudio-instrumented,vbelakov/rstudio,Sage-Bionetworks/rstudio,jrnold/rstudio,brsimioni/rstudio,tbarrongh/rstudio,vbelakov/rstudio,pssguy/rstudio,sfloresm/rstudio,suribes/rstudio,jrnold/rstudio,githubfun/rstudio,jzhu8803/rstudio,edrogers/rstudio,piersharding/rstudio,JanMarvin/rstudio,jar1karp/rstudio,nvoron23/rstudio,nvoron23/rstudio,jrnold/rstudio,sfloresm/rstudio,piersharding/rstudio,jar1karp/rstudio,Sage-Bionetworks/rstudio,john-r-mcpherson/rstudio,thklaus/rstudio,thklaus/rstudio,tbarrongh/rstudio,vbelakov/rstudio,jzhu8803/rstudio,Sage-Bionetworks/rstudio,jrnold/rstudio,thklaus/rstudio,Sage-Bionetworks/rstudio,JanMarvin/rstudio,john-r-mcpherson/rstudio,thklaus/rstudio,tbarrongh/rstudio,edrogers/rstudio,maligulzar/Rstudio-instrumented,sfloresm/rstudio,thklaus/rstudio,brsimioni/rstudio,maligulzar/Rstudio-instrumented,Sage-Bionetworks/rstudio,thklaus/rstudio,JanMarvin/rstudio,sfloresm/rstudio,maligulzar/Rstudio-instrumented,pssguy/rstudio,maligulzar/Rstudio-instrumented,pssguy/rstudio,john-r-mcpherson/rstudio,jar1karp/rstudio,jar1karp/rstudio,more1/rstudio,brsimioni/rstudio,githubfun/rstudio,more1/rstudio,vbelakov/rstudio,githubfun/rstudio