RequirementMachine: Clean up the RequirementMachine::initWith*() methods a bit
RequirementMachine: Clean up the RequirementMachine::initWith*() methods a bit

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