[docs] CToSwift: swift_name for all top-level declarations (#27227)
[docs] CToSwift: swift_name for all top-level declarations (#27227)

That is: types, globals, C functions, and enumerators, including a
discussion of import-as-member for each. Still more to come:
swift_name for properties, methods, and struct fields.
harlanhaskins/swift,devincoughlin/swift,sschiau/swift,apple/swift,harlanhaskins/swift,ahoppen/swift,benlangmuir/swift,atrick/swift,stephentyrone/swift,xwu/swift,harlanhaskins/swift,CodaFi/swift,lorentey/swift,atrick/swift,hooman/swift,ahoppen/swift,harlanhaskins/swift,nathawes/swift,nathawes/swift,allevato/swift,airspeedswift/swift,parkera/swift,allevato/swift,devincoughlin/swift,parkera/swift,allevato/swift,tkremenek/swift,gribozavr/swift,sschiau/swift,gribozavr/swift,jmgc/swift,hooman/swift,jckarter/swift,jckarter/swift,tkremenek/swift,lorentey/swift,gribozavr/swift,airspeedswift/swift,glessard/swift,jmgc/swift,hooman/swift,apple/swift,tkremenek/swift,sschiau/swift,ahoppen/swift,apple/swift,benlangmuir/swift,aschwaighofer/swift,stephentyrone/swift,atrick/swift,aschwaighofer/swift,CodaFi/swift,atrick/swift,devincoughlin/swift,roambotics/swift,nathawes/swift,tkremenek/swift,gribozavr/swift,lorentey/swift,jmgc/swift,jmgc/swift,karwa/swift,roambotics/swift,gribozavr/swift,jckarter/swift,gribozavr/swift,stephentyrone/swift,parkera/swift,jmgc/swift,jckarter/swift,JGiola/swift,apple/swift,sschiau/swift,karwa/swift,stephentyrone/swift,lorentey/swift,aschwaighofer/swift,glessard/swift,parkera/swift,CodaFi/swift,gregomni/swift,devincoughlin/swift,sschiau/swift,rudkx/swift,JGiola/swift,JGiola/swift,stephentyrone/swift,glessard/swift,benlangmuir/swift,devincoughlin/swift,xwu/swift,parkera/swift,tkremenek/swift,karwa/swift,sschiau/swift,lorentey/swift,stephentyrone/swift,allevato/swift,nathawes/swift,tkremenek/swift,aschwaighofer/swift,lorentey/swift,aschwaighofer/swift,gregomni/swift,CodaFi/swift,glessard/swift,xwu/swift,karwa/swift,hooman/swift,karwa/swift,roambotics/swift,rudkx/swift,harlanhaskins/swift,xwu/swift,benlangmuir/swift,rudkx/swift,gribozavr/swift,ahoppen/swift,gregomni/swift,stephentyrone/swift,benlangmuir/swift,airspeedswift/swift,airspeedswift/swift,tkremenek/swift,allevato/swift,xwu/swift,airspeedswift/swift,ahoppen/swift,xwu/swift,karwa/swift,benlangmuir/swift,CodaFi/swift,karwa/swift,jmgc/swift,allevato/swift,gregomni/swift,ahoppen/swift,sschiau/swift,devincoughlin/swift,CodaFi/swift,allevato/swift,airspeedswift/swift,jckarter/swift,apple/swift,parkera/swift,lorentey/swift,aschwaighofer/swift,gribozavr/swift,nathawes/swift,gregomni/swift,glessard/swift,parkera/swift,jckarter/swift,roambotics/swift,airspeedswift/swift,rudkx/swift,nathawes/swift,lorentey/swift,rudkx/swift,karwa/swift,apple/swift,devincoughlin/swift,harlanhaskins/swift,JGiola/swift,sschiau/swift,atrick/swift,jmgc/swift,JGiola/swift,parkera/swift,roambotics/swift,hooman/swift,rudkx/swift,gregomni/swift,atrick/swift,aschwaighofer/swift,roambotics/swift,devincoughlin/swift,hooman/swift,JGiola/swift,CodaFi/swift,hooman/swift,glessard/swift,xwu/swift,jckarter/swift,harlanhaskins/swift,nathawes/swift