Added protocol to support CVarArg objects that need to be retained
Added protocol to support CVarArg objects that need to be retained

parkera/swift,xwu/swift,jmgc/swift,rudkx/swift,benlangmuir/swift,benlangmuir/swift,tkremenek/swift,nathawes/swift,nathawes/swift,gregomni/swift,roambotics/swift,parkera/swift,ahoppen/swift,roambotics/swift,tkremenek/swift,benlangmuir/swift,nathawes/swift,roambotics/swift,hooman/swift,glessard/swift,atrick/swift,rudkx/swift,gregomni/swift,JGiola/swift,xwu/swift,gregomni/swift,rudkx/swift,ahoppen/swift,hooman/swift,jmgc/swift,atrick/swift,roambotics/swift,roambotics/swift,gregomni/swift,ahoppen/swift,jmgc/swift,jmgc/swift,tkremenek/swift,glessard/swift,ahoppen/swift,JGiola/swift,tkremenek/swift,hooman/swift,parkera/swift,tkremenek/swift,nathawes/swift,glessard/swift,rudkx/swift,ahoppen/swift,JGiola/swift,benlangmuir/swift,xwu/swift,xwu/swift,JGiola/swift,atrick/swift,JGiola/swift,parkera/swift,apple/swift,gregomni/swift,parkera/swift,parkera/swift,benlangmuir/swift,apple/swift,jmgc/swift,hooman/swift,tkremenek/swift,glessard/swift,glessard/swift,apple/swift,ahoppen/swift,apple/swift,jmgc/swift,nathawes/swift,rudkx/swift,xwu/swift,gregomni/swift,benlangmuir/swift,atrick/swift,hooman/swift,nathawes/swift,apple/swift,jmgc/swift,atrick/swift,glessard/swift,xwu/swift,rudkx/swift,parkera/swift,xwu/swift,tkremenek/swift,hooman/swift,parkera/swift,roambotics/swift,apple/swift,atrick/swift,JGiola/swift,hooman/swift,nathawes/swift