[docs] Add the ABI Stability Manifesto document
[docs] Add the ABI Stability Manifesto document

karwa/swift,tardieu/swift,felix91gr/swift,practicalswift/swift,xwu/swift,brentdax/swift,bitjammer/swift,xedin/swift,xedin/swift,jmgc/swift,sschiau/swift,manavgabhawala/swift,gregomni/swift,xwu/swift,amraboelela/swift,tinysun212/swift-windows,gribozavr/swift,aschwaighofer/swift,CodaFi/swift,rudkx/swift,tinysun212/swift-windows,allevato/swift,gribozavr/swift,roambotics/swift,shajrawi/swift,lorentey/swift,shahmishal/swift,bitjammer/swift,deyton/swift,lorentey/swift,jopamer/swift,amraboelela/swift,glessard/swift,calebd/swift,danielmartin/swift,sschiau/swift,jopamer/swift,gribozavr/swift,tkremenek/swift,JaSpa/swift,deyton/swift,hughbe/swift,JaSpa/swift,Jnosh/swift,atrick/swift,atrick/swift,xedin/swift,JGiola/swift,apple/swift,frootloops/swift,lorentey/swift,allevato/swift,parkera/swift,arvedviehweger/swift,djwbrown/swift,stephentyrone/swift,xedin/swift,amraboelela/swift,austinzheng/swift,stephentyrone/swift,karwa/swift,alblue/swift,xwu/swift,shajrawi/swift,jtbandes/swift,danielmartin/swift,nathawes/swift,allevato/swift,karwa/swift,manavgabhawala/swift,shahmishal/swift,xedin/swift,jckarter/swift,practicalswift/swift,sschiau/swift,OscarSwanros/swift,return/swift,arvedviehweger/swift,devincoughlin/swift,djwbrown/swift,aschwaighofer/swift,manavgabhawala/swift,natecook1000/swift,stephentyrone/swift,calebd/swift,jmgc/swift,OscarSwanros/swift,zisko/swift,glessard/swift,danielmartin/swift,devincoughlin/swift,calebd/swift,nathawes/swift,frootloops/swift,natecook1000/swift,uasys/swift,roambotics/swift,benlangmuir/swift,uasys/swift,practicalswift/swift,jckarter/swift,benlangmuir/swift,gregomni/swift,huonw/swift,amraboelela/swift,Jnosh/swift,parkera/swift,tinysun212/swift-windows,calebd/swift,jmgc/swift,benlangmuir/swift,frootloops/swift,swiftix/swift,aschwaighofer/swift,alblue/swift,JaSpa/swift,codestergit/swift,felix91gr/swift,jckarter/swift,hooman/swift,zisko/swift,karwa/swift,return/swift,practicalswift/swift,xwu/swift,frootloops/swift,uasys/swift,hooman/swift,jopamer/swift,hooman/swift,shajrawi/swift,benlangmuir/swift,jmgc/swift,hughbe/swift,tkremenek/swift,harlanhaskins/swift,austinzheng/swift,amraboelela/swift,atrick/swift,hughbe/swift,tardieu/swift,felix91gr/swift,codestergit/swift,OscarSwanros/swift,manavgabhawala/swift,airspeedswift/swift,sschiau/swift,lorentey/swift,devincoughlin/swift,aschwaighofer/swift,tjw/swift,JGiola/swift,tjw/swift,danielmartin/swift,practicalswift/swift,codestergit/swift,tjw/swift,codestergit/swift,aschwaighofer/swift,brentdax/swift,jtbandes/swift,swiftix/swift,tardieu/swift,sschiau/swift,austinzheng/swift,Jnosh/swift,atrick/swift,amraboelela/swift,return/swift,xwu/swift,xedin/swift,natecook1000/swift,apple/swift,natecook1000/swift,codestergit/swift,jmgc/swift,shajrawi/swift,bitjammer/swift,return/swift,felix91gr/swift,swiftix/swift,shahmishal/swift,deyton/swift,tjw/swift,jtbandes/swift,devincoughlin/swift,return/swift,ahoppen/swift,Jnosh/swift,parkera/swift,nathawes/swift,jopamer/swift,arvedviehweger/swift,benlangmuir/swift,aschwaighofer/swift,rudkx/swift,tjw/swift,jtbandes/swift,OscarSwanros/swift,alblue/swift,tardieu/swift,milseman/swift,zisko/swift,lorentey/swift,karwa/swift,deyton/swift,apple/swift,alblue/swift,manavgabhawala/swift,practicalswift/swift,calebd/swift,sschiau/swift,djwbrown/swift,apple/swift,xwu/swift,OscarSwanros/swift,allevato/swift,shajrawi/swift,swiftix/swift,ahoppen/swift,manavgabhawala/swift,xedin/swift,hughbe/swift,karwa/swift,shahmishal/swift,benlangmuir/swift,tjw/swift,gribozavr/swift,tardieu/swift,swiftix/swift,devincoughlin/swift,manavgabhawala/swift,tinysun212/swift-windows,gregomni/swift,allevato/swift,harlanhaskins/swift,hughbe/swift,harlanhaskins/swift,ahoppen/swift,tkremenek/swift,JGiola/swift,bitjammer/swift,OscarSwanros/swift,ahoppen/swift,roambotics/swift,jckarter/swift,roambotics/swift,practicalswift/swift,tjw/swift,milseman/swift,natecook1000/swift,xwu/swift,devincoughlin/swift,tkremenek/swift,apple/swift,CodaFi/swift,roambotics/swift,lorentey/swift,nathawes/swift,huonw/swift,bitjammer/swift,djwbrown/swift,hooman/swift,calebd/swift,shahmishal/swift,uasys/swift,frootloops/swift,deyton/swift,CodaFi/swift,karwa/swift,shahmishal/swift,gribozavr/swift,parkera/swift,austinzheng/swift,jtbandes/swift,airspeedswift/swift,tkremenek/swift,parkera/swift,glessard/swift,JaSpa/swift,uasys/swift,hooman/swift,ahoppen/swift,arvedviehweger/swift,airspeedswift/swift,jckarter/swift,jopamer/swift,bitjammer/swift,devincoughlin/swift,huonw/swift,zisko/swift,Jnosh/swift,austinzheng/swift,milseman/swift,tinysun212/swift-windows,airspeedswift/swift,jtbandes/swift,airspeedswift/swift,sschiau/swift,JaSpa/swift,felix91gr/swift,danielmartin/swift,JGiola/swift,jmgc/swift,bitjammer/swift,ahoppen/swift,natecook1000/swift,airspeedswift/swift,nathawes/swift,austinzheng/swift,sschiau/swift,CodaFi/swift,shajrawi/swift,shajrawi/swift,hughbe/swift,milseman/swift,austinzheng/swift,milseman/swift,hooman/swift,parkera/swift,uasys/swift,lorentey/swift,amraboelela/swift,glessard/swift,hughbe/sw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