Change IndexTrie to allow signed indices
Change IndexTrie to allow signed indices

rudkx/swift,xwu/swift,xwu/swift,glessard/swift,benlangmuir/swift,glessard/swift,roambotics/swift,parkera/swift,xwu/swift,tkremenek/swift,atrick/swift,ahoppen/swift,tkremenek/swift,ahoppen/swift,hooman/swift,glessard/swift,roambotics/swift,glessard/swift,glessard/swift,rudkx/swift,benlangmuir/swift,gregomni/swift,parkera/swift,rudkx/swift,jmgc/swift,gregomni/swift,jmgc/swift,xwu/swift,atrick/swift,rudkx/swift,tkremenek/swift,apple/swift,apple/swift,jmgc/swift,ahoppen/swift,jmgc/swift,roambotics/swift,rudkx/swift,apple/swift,apple/swift,jmgc/swift,hooman/swift,atrick/swift,apple/swift,JGiola/swift,parkera/swift,xwu/swift,parkera/swift,atrick/swift,ahoppen/swift,roambotics/swift,ahoppen/swift,tkremenek/swift,tkremenek/swift,hooman/swift,jmgc/swift,tkremenek/swift,ahoppen/swift,roambotics/swift,JGiola/swift,hooman/swift,JGiola/swift,roambotics/swift,xwu/swift,parkera/swift,benlangmuir/swift,gregomni/swift,JGiola/swift,parkera/swift,hooman/swift,atrick/swift,parkera/swift,benlangmuir/swift,jmgc/swift,gregomni/swift,gregomni/swift,JGiola/swift,JGiola/swift,benlangmuir/swift,benlangmuir/swift,gregomni/swift,atrick/swift,xwu/swift,rudkx/swift,hooman/swift,tkremenek/swift,hooman/swift,parkera/swift,glessard/swift,apple/swift