Add ability to treat SimSuccessors like list of flat_successors
Add ability to treat SimSuccessors like list of flat_successors

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