CMake: Fix build-install path for .swift files.
CMake: Fix build-install path for .swift files.

The CMake mailing list lied--the variable is CMAKE_BUILD_TYPE, not BUILD_TYPE.

Swift SVN r4252

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