Rename PrecommitBench to PerfTestSuite.
Rename PrecommitBench to PerfTestSuite.

<rdar://problem/18006684>

Swift SVN r21306

khizkhiz/swift,johnno1962d/swift,gribozavr/swift,KrishMunot/swift,arvedviehweger/swift,devincoughlin/swift,swiftix/swift.old,johnno1962d/swift,sdulal/swift,kentya6/swift,allevato/swift,apple/swift,IngmarStein/swift,mightydeveloper/swift,kusl/swift,gottesmm/swift,KrishMunot/swift,codestergit/swift,swiftix/swift,bitjammer/swift,amraboelela/swift,OscarSwanros/swift,johnno1962d/swift,tjw/swift,shajrawi/swift,harlanhaskins/swift,danielmartin/swift,stephentyrone/swift,lorentey/swift,xwu/swift,atrick/swift,bitjammer/swift,shahmishal/swift,JaSpa/swift,milseman/swift,deyton/swift,jtbandes/swift,emilstahl/swift,ken0nek/swift,practicalswift/swift,mightydeveloper/swift,milseman/swift,jckarter/swift,gottesmm/swift,huonw/swift,dduan/swift,JaSpa/swift,bitjammer/swift,jopamer/swift,shajrawi/swift,amraboelela/swift,SwiftAndroid/swift,KrishMunot/swift,aschwaighofer/swift,alblue/swift,sschiau/swift,mightydeveloper/swift,ken0nek/swift,return/swift,harlanhaskins/swift,jmgc/swift,sdulal/swift,jmgc/swift,shahmishal/swift,codestergit/swift,alblue/swift,manavgabhawala/swift,natecook1000/swift,shahmishal/swift,ben-ng/swift,djwbrown/swift,adrfer/swift,slavapestov/swift,xedin/swift,hughbe/swift,stephentyrone/swift,gottesmm/swift,IngmarStein/swift,hughbe/swift,lorentey/swift,djwbrown/swift,austinzheng/swift,sschiau/swift,OscarSwanros/swift,roambotics/swift,gmilos/swift,OscarSwanros/swift,gribozavr/swift,brentdax/swift,LeoShimonaka/swift,kperryua/swift,OscarSwanros/swift,kstaring/swift,brentdax/swift,apple/swift,ben-ng/swift,tkremenek/swift,danielmartin/swift,jopamer/swift,tjw/swift,practicalswift/swift,frootloops/swift,lorentey/swift,harlanhaskins/swift,russbishop/swift,danielmartin/swift,apple/swift,felix91gr/swift,kusl/swift,adrfer/swift,calebd/swift,xedin/swift,IngmarStein/swift,bitjammer/swift,sschiau/swift,kperryua/swift,sdulal/swift,allevato/swift,austinzheng/swift,MukeshKumarS/Swift,slavapestov/swift,sdulal/swift,alblue/swift,djwbrown/swift,slavapestov/swift,modocache/swift,benlangmuir/swift,kentya6/swift,amraboelela/swift,xedin/swift,hooman/swift,manavgabhawala/swift,kstaring/swift,huonw/swift,glessard/swift,milseman/swift,ken0nek/swift,tinysun212/swift-windows,frootloops/swift,felix91gr/swift,zisko/swift,russbishop/swift,swiftix/swift.old,xwu/swift,russbishop/swift,gmilos/swift,tjw/swift,modocache/swift,cbrentharris/swift,sschiau/swift,therealbnut/swift,sdulal/swift,cbrentharris/swift,modocache/swift,milseman/swift,parkera/swift,adrfer/swift,parkera/swift,aschwaighofer/swift,Jnosh/swift,deyton/swift,JaSpa/swift,gribozavr/swift,tinysun212/swift-windows,austinzheng/swift,glessard/swift,jmgc/swift,karwa/swift,KrishMunot/swift,manavgabhawala/swift,ken0nek/swift,JaSpa/swift,mightydeveloper/swift,shahmishal/swift,calebd/swift,khizkhiz/swift,kusl/swift,SwiftAndroid/swift,tardieu/swift,karwa/swift,djwbrown/swift,lorentey/swift,shahmishal/swift,Jnosh/swift,airspeedswift/swift,xedin/swift,allevato/swift,bitjammer/swift,CodaFi/swift,return/swift,swiftix/swift.old,gmilos/swift,harlanhaskins/swift,calebd/swift,dduan/swift,CodaFi/swift,deyton/swift,CodaFi/swift,ken0nek/swift,LeoShimonaka/swift,devincoughlin/swift,JGiola/swift,JaSpa/swift,felix91gr/swift,MukeshKumarS/Swift,kperryua/swift,khizkhiz/swift,aschwaighofer/swift,SwiftAndroid/swift,tjw/swift,calebd/swift,JGiola/swift,xwu/swift,russbishop/swift,karwa/swift,practicalswift/swift,jckarter/swift,tjw/swift,OscarSwanros/swift,Ivacker/swift,MukeshKumarS/Swift,benlangmuir/swift,harlanhaskins/swift,rudkx/swift,sdulal/swift,karwa/swift,apple/swift,allevato/swift,roambotics/swift,swiftix/swift.old,aschwaighofer/swift,karwa/swift,alblue/swift,natecook1000/swift,alblue/swift,rudkx/swift,airspeedswift/swift,glessard/swift,mightydeveloper/swift,emilstahl/swift,xedin/swift,brentdax/swift,roambotics/swift,rudkx/swift,tjw/swift,russbishop/swift,emilstahl/swift,Jnosh/swift,amraboelela/swift,calebd/swift,LeoShimonaka/swift,devincoughlin/swift,modocache/swift,austinzheng/swift,zisko/swift,swiftix/swift.old,shajrawi/swift,huonw/swift,gottesmm/swift,tinysun212/swift-windows,swiftix/swift,khizkhiz/swift,shajrawi/swift,IngmarStein/swift,xedin/swift,djwbrown/swift,deyton/swift,zisko/swift,ahoppen/swift,austinzheng/swift,emilstahl/swift,jckarter/swift,Ivacker/swift,arvedviehweger/swift,zisko/swift,adrfer/swift,MukeshKumarS/Swift,therealbnut/swift,gmilos/swift,karwa/swift,felix91gr/swift,aschwaighofer/swift,gregomni/swift,tinysun212/swift-windows,Ivacker/swift,hooman/swift,zisko/swift,hughbe/swift,jtbandes/swift,cbrentharris/swift,emilstahl/swift,JaSpa/swift,Ivacker/swift,MukeshKumarS/Swift,nathawes/swift,therealbnut/swift,Jnosh/swift,natecook1000/swift,ben-ng/swift,parkera/swift,jmgc/swift,xwu/swift,calebd/swift,swiftix/swift.old,hooman/swift,KrishMunot/swift,devincoughlin/swift,Ivacker/swift,brentdax/swift,return/swift,gregomni/swift,hughbe/swift,modocache/swift,khizkhiz/swift,ahoppen/swift,practicalswift/swift,swiftix/swift,dduan/swift,danielmartin/swift,KrishMunot/swift,hooman/swift,tkremenek/swift,uasys/swift,parkera/swift,nathawes/swift,jopamer/swift,CodaFi/swift,khizkhiz/swift,kstaring/swift,tkremenek/swift,shajrawi/swift,LeoShimonaka/swift,practicalswift/swift,gmilos/swift,jmgc/swift,jtbandes/swift,gribozavr/swift,danielmartin/swift,gregomni/swift,gottesmm/swift,lorentey/swift,bitjammer/swift,tardieu/swift,codestergit/swift,roambotics/swift,tardieu/swift,jmgc/swift,alblue/swift,emilstahl/swift,shahmishal/swift,sschiau/swift,kusl/swift,CodaFi/swift,adrfer/swift,felix91gr/swift,kstaring/swift,tardieu/swift,manavgabhawala/swift,arvedviehweger/swift,slavapestov/swift,hughbe/swift,benlangmuir/swift,LeoShimonaka/swift,slavapestov/swift,brentdax/swift,uasys/swift,deyton/swift,mightydeveloper/swift,airspeedswift/swift,JGiola/swift,rudkx/swift,kstaring/swift,kperryua/swift,airspeedswift/swift,kperryua/swift,roambotics/swift,airspeedswift/swift,tkremenek/swift,codestergit/swift,arvedviehweger/swift,ben-ng/swift,rudkx/swift,codestergit/swift,SwiftAndroid/swift,MukeshKumarS/Swift,ahoppen/swift,jopamer/swift,tjw/swift,cbrentharris/swift,tinysun212/swift-windows,swiftix/swift,frootloops/swift,parkera/swift,LeoShimonaka/swift,ken0nek/swift,arvedviehweger/swift,return/swift,austinzheng/swift,hughbe/swift,emilstahl/swift,IngmarStein/swift,jckarter/swift,Jnosh/swift,gribozavr/swift,return/swift,sdulal/swift,allevato/swift,kusl/swift,OscarSwanros/swift,slavapestov/swift,stephentyrone/swift,OscarSwanros/swift,frootloops/swift,mightydeveloper/swift,therealbnut/swift,karwa/swift,airspeedswift/swift,lorentey/swift,nathawes/swift,shahmishal/swift,milseman/swift,tkremenek/swift,uasys/swift,parkera/swift,kperryua/swift,CodaFi/swift,atrick/swift,dduan/swift,frootloops/swift,practicalswift/swift,gribozavr/swift,huonw/swift,sdulal/swift,MukeshKumarS/Swift,jopamer/swift,return/swift,kentya6/swift,xedin/swift,lorentey/swift,johnno1962d/swift,stephentyrone/swift,arvedviehweger/swift,kusl/swift,JGiola/swift,johnno1962d/swift,jtbandes/swift,ahoppen/swift,benlangmuir/swift,kstaring/swift,amraboelela/swift,swiftix/swift,gmilos/swift,Ivacker/swift,amraboelela/swift,therealbnut/swift,karwa/swift,tardieu/swift,KrishMunot/swift,codestergit/swift,tinysun212/swift-windows,tardieu/swift,Ivacker/swift,natecook1000/swift,modocache/swift,khizkhiz/swift,atrick/swift,return/swift,Jnosh/swift,LeoShimonaka/swift,atrick/swift,allevato/swift,uasys/swift,devincoughlin/swift,natecook1000/swift,gottesmm/swift,Ivacker/swift,jopamer/swift,glessard/swift,xwu/swift,lorentey/swift,gregomni/swift,Jnosh/swift,cbrentharris/swift,aschwaighofer/swift,nathawes/swift,jckarter/swift,apple/swift,kusl/swift,cbrentharris/swift,frootloops/swift,danielmartin/swift,gmilos/swift,russbishop/swift,xedin/swift,dduan/swift,deyton/swift,kentya6/swift,dduan/swift,codestergit/swift,aschwaighofer/swift,ben-ng/swift,alblue/swift,JaSpa/swift,kentya6/swift,huonw/swift,JGiola/swift,parkera/swift,sschiau/swift,LeoShimonaka/swift,tkremenek/swift,harlanhaskins/swift,tardieu/swift,ahoppen/swift,nathawes/swift,ahoppen/swift,jmgc/swift,devincoughlin/swift,therealbnut/swift,IngmarStein/swift,gregomni/swift,huonw/swift,therealbnut/swift,atrick/swift,huonw/swift,SwiftAndroid/swift,shajrawi/swift,kstaring/swift,uasys/swift,benlangmuir/swift,austinzheng/swift,natecook1000/swift,zisko/swift,kentya6/swift,SwiftAndroid/swift,brentdax/swift,swiftix/swift,manavgabhawala/swift,stephentyrone/swift,slavapestov/swift,adrfer/swift,cbrentharris/swift,felix91gr/swift,dduan/swift,gribozavr/swift,milseman/swift,danielmartin/swift,glessard/swift,shajrawi/swift,tinysun212/swift-windows,CodaFi/swift,jtbandes/swift,emilstahl/swift,devincoughlin/swift,airspeedswift/swift,benlangmuir/swift,SwiftAndroid/swift,stephentyrone/swift,manavgabhawala/swift,kentya6/swift,swiftix/swift.old,shajrawi/swift,atrick/swift,brentdax/swift,russbishop/swift,hooman/swift,devincoughlin/swift,deyton/swift,sschiau/swift,natecook1000/swift,gottesmm/swift,kperryua/swift,nathawes/swift,JGiola/swift,harlanhaskins/swift,roambotics/swift,jckarter/swift,hooman/swift,jtbandes/swift,gribozavr/swift,adrfer/swift,djwbrown/swift,IngmarStein/swift,cbrentharris/swift,jopamer/swift,gregomni/swift,ben-ng/swift,rudkx/swift,parkera/swift,xwu/swift,ken0nek/swift,manavgabhawala/swift,tkremenek/swift,uasys/swift,bitjammer/swift,practicalswift/swift,hooman/swift,dreamsxin/swift,apple/swift,stephentyrone/swift,dreamsxin/swift,johnno1962d/swift,mightydeveloper/swift,xwu/swift,swiftix/swift.old,felix91gr/swift,kentya6/swift,modocache/swift,calebd/swift,kusl/swift,djwbrown/swift,practicalswift/swift,hughbe/swift,frootloops/swift,nathawes/swift,amraboelela/swift,jckarter/swift,ben-ng/swift,arvedviehweger/swift,zisko/swift,shahmishal/swift,milseman/swift,swiftix/swift,uasys/swift,johnno1962d/swift,allevato/swift,sschiau/swift,jtbandes/swift,glessard/swift