SDK overlay tests: disable a certain SceneKit test on non-OS X
SDK overlay tests: disable a certain SceneKit test on non-OS X

Only OS X targets support COLLADA files.

rdar://20738811

Swift SVN r30265

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