[SIL] Doc'd deinit barriers.
[SIL] Doc'd deinit barriers.

benlangmuir/swift,glessard/swift,apple/swift,JGiola/swift,rudkx/swift,ahoppen/swift,roambotics/swift,benlangmuir/swift,rudkx/swift,gregomni/swift,rudkx/swift,JGiola/swift,glessard/swift,roambotics/swift,ahoppen/swift,roambotics/swift,benlangmuir/swift,apple/swift,roambotics/swift,JGiola/swift,ahoppen/swift,atrick/swift,gregomni/swift,glessard/swift,glessard/swift,apple/swift,roambotics/swift,apple/swift,gregomni/swift,atrick/swift,JGiola/swift,rudkx/swift,ahoppen/swift,benlangmuir/swift,apple/swift,atrick/swift,atrick/swift,atrick/swift,rudkx/swift,gregomni/swift,gregomni/swift,rudkx/swift,benlangmuir/swift,benlangmuir/swift,glessard/swift,ahoppen/swift,atrick/swift,roambotics/swift,apple/swift,gregomni/swift,JGiola/swift,JGiola/swift,ahoppen/swift,glessard/swift