Request evaluator: Use IntrusiveRefCntPtr instead of std::shared_ptr
Request evaluator: Use IntrusiveRefCntPtr instead of std::shared_ptr

We don't need the reference-counting used by AnyRequest to be atomic.

hooman/swift,atrick/swift,alblue/swift,jckarter/swift,shahmishal/swift,jmgc/swift,shajrawi/swift,jmgc/swift,karwa/swift,harlanhaskins/swift,hooman/swift,karwa/swift,danielmartin/swift,nathawes/swift,gregomni/swift,CodaFi/swift,sschiau/swift,xedin/swift,stephentyrone/swift,roambotics/swift,tkremenek/swift,tkremenek/swift,lorentey/swift,jmgc/swift,xedin/swift,airspeedswift/swift,shahmishal/swift,stephentyrone/swift,benlangmuir/swift,devincoughlin/swift,gregomni/swift,hooman/swift,xedin/swift,CodaFi/swift,austinzheng/swift,shahmishal/swift,practicalswift/swift,parkera/swift,stephentyrone/swift,brentdax/swift,apple/swift,JGiola/swift,rudkx/swift,ahoppen/swift,lorentey/swift,hooman/swift,danielmartin/swift,lorentey/swift,austinzheng/swift,jckarter/swift,sschiau/swift,karwa/swift,glessard/swift,JGiola/swift,brentdax/swift,glessard/swift,sschiau/swift,parkera/swift,karwa/swift,natecook1000/swift,gregomni/swift,CodaFi/swift,aschwaighofer/swift,alblue/swift,natecook1000/swift,shajrawi/swift,glessard/swift,JGiola/swift,rudkx/swift,austinzheng/swift,gribozavr/swift,alblue/swift,stephentyrone/swift,alblue/swift,natecook1000/swift,gribozavr/swift,roambotics/swift,lorentey/swift,xedin/swift,danielmartin/swift,practicalswift/swift,benlangmuir/swift,gribozavr/swift,gribozavr/swift,airspeedswift/swift,shajrawi/swift,nathawes/swift,natecook1000/swift,danielmartin/swift,atrick/swift,ahoppen/swift,JGiola/swift,parkera/swift,atrick/swift,shahmishal/swift,parkera/swift,harlanhaskins/swift,allevato/swift,xwu/swift,tkremenek/swift,roambotics/swift,shahmishal/swift,allevato/swift,amraboelela/swift,apple/swift,amraboelela/swift,benlangmuir/swift,gribozavr/swift,danielmartin/swift,allevato/swift,rudkx/swift,brentdax/swift,xedin/swift,benlangmuir/swift,sschiau/swift,brentdax/swift,sschiau/swift,aschwaighofer/swift,jckarter/swift,xwu/swift,stephentyrone/swift,devincoughlin/swift,gregomni/swift,allevato/swift,amraboelela/swift,amraboelela/swift,practicalswift/swift,natecook1000/swift,airspeedswift/swift,roambotics/swift,devincoughlin/swift,tkremenek/swift,ahoppen/swift,gregomni/swift,jmgc/swift,shahmishal/swift,practicalswift/swift,aschwaighofer/swift,harlanhaskins/swift,airspeedswift/swift,lorentey/swift,austinzheng/swift,glessard/swift,benlangmuir/swift,lorentey/swift,aschwaighofer/swift,lorentey/swift,xwu/swift,aschwaighofer/swift,JGiola/swift,lorentey/swift,parkera/swift,brentdax/swift,sschiau/swift,hooman/swift,nathawes/swift,xedin/swift,austinzheng/swift,stephentyrone/swift,xedin/swift,parkera/swift,glessard/swift,xwu/swift,airspeedswift/swift,benlangmuir/swift,amraboelela/swift,nathawes/swift,natecook1000/swift,harlanhaskins/swift,devincoughlin/swift,roambotics/swift,ahoppen/swift,tkremenek/swift,devincoughlin/swift,apple/swift,xedin/swift,parkera/swift,tkremenek/swift,shajrawi/swift,aschwaighofer/swift,karwa/swift,jmgc/swift,amraboelela/swift,hooman/swift,CodaFi/swift,airspeedswift/swift,xwu/swift,shajrawi/swift,allevato/swift,apple/swift,jmgc/swift,ahoppen/swift,harlanhaskins/swift,practicalswift/swift,alblue/swift,karwa/swift,airspeedswift/swift,brentdax/swift,brentdax/swift,shajrawi/swift,nathawes/swift,harlanhaskins/swift,sschiau/swift,JGiola/swift,jckarter/swift,rudkx/swift,devincoughlin/swift,jckarter/swift,jckarter/swift,roambotics/swift,allevato/swift,CodaFi/swift,xwu/swift,atrick/swift,practicalswift/swift,aschwaighofer/swift,gribozavr/swift,karwa/swift,jmgc/swift,austinzheng/swift,sschiau/swift,danielmartin/swift,practicalswift/swift,parkera/swift,shahmishal/swift,rudkx/swift,tkremenek/swift,danielmartin/swift,harlanhaskins/swift,glessard/swift,apple/swift,shajrawi/swift,shajrawi/swift,karwa/swift,xwu/swift,rudkx/swift,CodaFi/swift,atrick/swift,practicalswift/swift,ahoppen/swift,CodaFi/swift,gribozavr/swift,alblue/swift,nathawes/swift,alblue/swift,devincoughlin/swift,hooman/swift,amraboelela/swift,natecook1000/swift,gribozavr/swift,atrick/swift,devincoughlin/swift,apple/swift,jckarter/swift,stephentyrone/swift,shahmishal/swift,allevato/swift,austinzheng/swift,gregomni/swift,nathawes/swift