StdlibAPIGuidelines: add a note.
StdlibAPIGuidelines: add a note.

Swift SVN r27149

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