cfg: add missing fields to copy()
cfg: add missing fields to copy()

schieb/angr,f-prettyland/angr,haylesr/angr,tyb0807/angr,schieb/angr,f-prettyland/angr,iamahuman/angr,axt/angr,chubbymaggie/angr,angr/angr,angr/angr,schieb/angr,chubbymaggie/angr,haylesr/angr,axt/angr,chubbymaggie/angr,tyb0807/angr,angr/angr,axt/angr,f-prettyland/angr,iamahuman/angr,iamahuman/angr,tyb0807/angr