Implement excluding_types for DDG.data_sub_graph().
Implement excluding_types for DDG.data_sub_graph().

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