[stdlib] UnicodeDecoders: add encode requirement
[stdlib] UnicodeDecoders: add encode requirement

parkera/swift,return/swift,xwu/swift,frootloops/swift,amraboelela/swift,djwbrown/swift,zisko/swift,jopamer/swift,JGiola/swift,jtbandes/swift,lorentey/swift,frootloops/swift,benlangmuir/swift,tjw/swift,tjw/swift,felix91gr/swift,allevato/swift,brentdax/swift,xedin/swift,ahoppen/swift,sschiau/swift,jmgc/swift,atrick/swift,lorentey/swift,Jnosh/swift,karwa/swift,zisko/swift,natecook1000/swift,parkera/swift,huonw/swift,tkremenek/swift,shahmishal/swift,gregomni/swift,devincoughlin/swift,calebd/swift,frootloops/swift,practicalswift/swift,nathawes/swift,roambotics/swift,return/swift,apple/swift,allevato/swift,atrick/swift,huonw/swift,glessard/swift,alblue/swift,glessard/swift,jtbandes/swift,sschiau/swift,aschwaighofer/swift,alblue/swift,jckarter/swift,lorentey/swift,jtbandes/swift,alblue/swift,huonw/swift,deyton/swift,gribozavr/swift,Jnosh/swift,roambotics/swift,CodaFi/swift,djwbrown/swift,uasys/swift,austinzheng/swift,alblue/swift,zisko/swift,swiftix/swift,allevato/swift,milseman/swift,hughbe/swift,OscarSwanros/swift,calebd/swift,hughbe/swift,parkera/swift,lorentey/swift,OscarSwanros/swift,CodaFi/swift,xedin/swift,tkremenek/swift,practicalswift/swift,aschwaighofer/swift,glessard/swift,zisko/swift,milseman/swift,zisko/swift,shahmishal/swift,rudkx/swift,swiftix/swift,danielmartin/swift,airspeedswift/swift,OscarSwanros/swift,shajrawi/swift,ahoppen/swift,jmgc/swift,deyton/swift,return/swift,swiftix/swift,natecook1000/swift,austinzheng/swift,hughbe/swift,danielmartin/swift,xwu/swift,deyton/swift,calebd/swift,JGiola/swift,hooman/swift,felix91gr/swift,swiftix/swift,gregomni/swift,CodaFi/swift,calebd/swift,JGiola/swift,rudkx/swift,practicalswift/swift,hooman/swift,rudkx/swift,harlanhaskins/swift,ahoppen/swift,apple/swift,jopamer/swift,felix91gr/swift,devincoughlin/swift,brentdax/swift,gregomni/swift,djwbrown/swift,danielmartin/swift,benlangmuir/swift,tjw/swift,benlangmuir/swift,xwu/swift,karwa/swift,nathawes/swift,jckarter/swift,hughbe/swift,allevato/swift,natecook1000/swift,karwa/swift,karwa/swift,harlanhaskins/swift,sschiau/swift,xedin/swift,aschwaighofer/swift,glessard/swift,roambotics/swift,airspeedswift/swift,calebd/swift,karwa/swift,nathawes/swift,harlanhaskins/swift,hooman/swift,jtbandes/swift,practicalswift/swift,practicalswift/swift,apple/swift,parkera/swift,felix91gr/swift,tkremenek/swift,harlanhaskins/swift,CodaFi/swift,danielmartin/swift,jmgc/swift,xedin/swift,nathawes/swift,return/swift,harlanhaskins/swift,natecook1000/swift,tkremenek/swift,benlangmuir/swift,sschiau/swift,danielmartin/swift,tkremenek/swift,milseman/swift,roambotics/swift,uasys/swift,gregomni/swift,jckarter/swift,nathawes/swift,huonw/swift,JGiola/swift,huonw/swift,aschwaighofer/swift,xedin/swift,jopamer/swift,atrick/swift,parkera/swift,alblue/swift,stephentyrone/swift,jmgc/swift,atrick/swift,milseman/swift,hooman/swift,jckarter/swift,danielmartin/swift,devincoughlin/swift,stephentyrone/swift,practicalswift/swift,airspeedswift/swift,hughbe/swift,austinzheng/swift,jmgc/swift,OscarSwanros/swift,harlanhaskins/swift,jtbandes/swift,ahoppen/swift,shajrawi/swift,shajrawi/swift,stephentyrone/swift,amraboelela/swift,xedin/swift,hooman/swift,gregomni/swift,shajrawi/swift,frootloops/swift,alblue/swift,gribozavr/swift,gribozavr/swift,karwa/swift,austinzheng/swift,xedin/swift,tkremenek/swift,OscarSwanros/swift,nathawes/swift,xwu/swift,xwu/swift,xwu/swift,allevato/swift,djwbrown/swift,glessard/swift,Jnosh/swift,jopamer/swift,stephentyrone/swift,brentdax/swift,djwbrown/swift,parkera/swift,hughbe/swift,natecook1000/swift,tkremenek/swift,rudkx/swift,stephentyrone/swift,felix91gr/swift,natecook1000/swift,hughbe/swift,aschwaighofer/swift,sschiau/swift,shajrawi/swift,tjw/swift,aschwaighofer/swift,rudkx/swift,brentdax/swift,jtbandes/swift,apple/swift,stephentyrone/swift,stephentyrone/swift,OscarSwanros/swift,Jnosh/swift,return/swift,amraboelela/swift,hooman/swift,huonw/swift,jckarter/swift,brentdax/swift,jckarter/swift,allevato/swift,CodaFi/swift,return/swift,harlanhaskins/swift,calebd/swift,lorentey/swift,hooman/swift,Jnosh/swift,tjw/swift,airspeedswift/swift,airspeedswift/swift,shajrawi/swift,natecook1000/swift,frootloops/swift,shahmishal/swift,deyton/swift,practicalswift/swift,aschwaighofer/swift,ahoppen/swift,CodaFi/swift,rudkx/swift,milseman/swift,jopamer/swift,gribozavr/swift,devincoughlin/swift,amraboelela/swift,karwa/swift,huonw/swift,shajrawi/swift,tjw/swift,calebd/swift,sschiau/swift,jopamer/swift,felix91gr/swift,atrick/swift,milseman/swift,austinzheng/swift,austinzheng/swift,xwu/swift,frootloops/swift,lorentey/swift,tjw/swift,sschiau/swift,benlangmuir/swift,zisko/swift,airspeedswift/swift,devincoughlin/swift,uasys/swift,milseman/swift,gribozavr/swift,atrick/swift,gribozavr/swift,deyton/swift,allevato/swift,alblue/swift,roambotics/swift,deyton/swift,uasys/swift,Jnosh/swift,gribozavr/swift,shahmishal/swift,amraboelela/swift,brentdax/swift,jopamer/swift,OscarSwanros/swift,jmgc/swift,danielmartin/swift,xedin/swift,airspeedswift/swift,sschiau/swift,amraboelela/swift,swiftix/swift,jmgc/swift,jckarter/swift,karwa/swift,jtbandes/swift,shahmishal/swift,devincoughlin/swift,devincoughlin/swift,benlangmuir/swift,CodaFi/swift,lorentey/swift,lorentey/swift,ahoppen/swift,shahmishal/swift,zisko/swift,uasys/swift,apple/swift,swiftix/swift,Jnosh/swift,uasys/swift,gribozavr/swift,shahmishal/swift,shajrawi/swift,JGiola/swift,practicalswift/swift,deyton/swift,devincoughlin/swift,apple/swift,djwbrown/swift,felix91gr/swift,parkera/swift,roambotics/swift,nathawes/swift,uasys/swift,djwbrown/swift,shahmishal/swift,austinzheng/swift,frootloops/swift,swiftix/swift,parkera/swift,JGiola/swift,brentdax/swift,glessard/swift,amraboelela/swift,gregomni/swift,return/swift