Some more optimizations in bt creation
Some more optimizations in bt creation

sjn/rakudo,dankogai/rakudo,tony-o/rakudo,tony-o/rakudo,sjn/rakudo,b2gills/rakudo,awwaiid/rakudo,usev6/rakudo,tbrowder/rakudo,ungrim97/rakudo,usev6/rakudo,Leont/rakudo,samcv/rakudo,lucasbuchala/rakudo,azawawi/rakudo,usev6/rakudo,sjn/rakudo,usev6/rakudo,nunorc/rakudo,salortiz/rakudo,Gnouc/rakudo,salortiz/rakudo,niner/rakudo,laben/rakudo,ugexe/rakudo,Leont/rakudo,MasterDuke17/rakudo,ab5tract/rakudo,rakudo/rakudo,tony-o/rakudo,lucasbuchala/rakudo,zostay/rakudo,samcv/rakudo,laben/rakudo,rakudo/rakudo,ungrim97/rakudo,skids/rakudo,nunorc/rakudo,paultcochrane/rakudo,softmoth/rakudo,cognominal/rakudo,LLFourn/rakudo,zostay/rakudo,zhuomingliang/rakudo,LLFourn/rakudo,rakudo/rakudo,Gnouc/rakudo,awwaiid/rakudo,ugexe/rakudo,awwaiid/rakudo,skids/rakudo,ugexe/rakudo,samcv/rakudo,jonathanstowe/rakudo,ugexe/rakudo,skids/rakudo,softmoth/rakudo,nbrown/rakudo,raydiak/rakudo,dankogai/rakudo,ab5tract/rakudo,ab5tract/rakudo,awwaiid/rakudo,skids/rakudo,jonathanstowe/rakudo,softmoth/rakudo,rakudo/rakudo,tbrowder/rakudo,jonathanstowe/rakudo,samcv/rakudo,dankogai/rakudo,azawawi/rakudo,Gnouc/rakudo,cygx/rakudo,paultcochrane/rakudo,lucasbuchala/rakudo,Gnouc/rakudo,tony-o/rakudo,raydiak/rakudo,labster/rakudo,raydiak/rakudo,dankogai/rakudo,sergot/rakudo,labster/rakudo,azawawi/rakudo,cognominal/rakudo,nbrown/rakudo,sergot/rakudo,nbrown/rakudo,niner/rakudo,nbrown/rakudo,azawawi/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,zhuomingliang/rakudo,cygx/rakudo,MasterDuke17/rakudo,jonathanstowe/rakudo,nbrown/rakudo,lucasbuchala/rakudo,nunorc/rakudo,tony-o/rakudo,salortiz/rakudo,MasterDuke17/rakudo,zhuomingliang/rakudo,b2gills/rakudo,samcv/rakudo,sergot/rakudo,LLFourn/rakudo,paultcochrane/rakudo,sjn/rakudo,tony-o/rakudo,lucasbuchala/rakudo,salortiz/rakudo,tbrowder/rakudo,paultcochrane/rakudo,raydiak/rakudo,MasterDuke17/rakudo,MasterDuke17/rakudo,cygx/rakudo,cygx/rakudo,Gnouc/rakudo,dankogai/rakudo,paultcochrane/rakudo,tbrowder/rakudo,ab5tract/rakudo,ungrim97/rakudo,LLFourn/rakudo,jonathanstowe/rakudo,laben/rakudo,cognominal/rakudo,b2gills/rakudo,labster/rakudo,zostay/rakudo,b2gills/rakudo,salortiz/rakudo,Gnouc/rakudo,zostay/rakudo,usev6/rakudo,sjn/rakudo,LLFourn/rakudo,Leont/rakudo,azawawi/rakudo,salortiz/rakudo,cognominal/rakudo,skids/rakudo,rakudo/rakudo,cognominal/rakudo,nbrown/rakudo,awwaiid/rakudo,zhuomingliang/rakudo,laben/rakudo,sergot/rakudo,b2gills/rakudo,labster/rakudo,labster/rakudo,cygx/rakudo,ugexe/rakudo,labster/rakudo,niner/rakudo,nunorc/rakudo,rakudo/rakudo,softmoth/rakudo,Leont/rakudo,ungrim97/rakudo,niner/rakudo,ab5tract/rakudo,softmoth/rakudo,tbrowder/rakudo,ungrim97/rakudo