support `state.mem[addr].int` syntax
support `state.mem[addr].int` syntax

f-prettyland/angr,tyb0807/angr,iamahuman/angr,zhuyue1314/simuvex,axt/angr,iamahuman/angr,iamahuman/angr,schieb/angr,chubbymaggie/simuvex,chubbymaggie/angr,chubbymaggie/simuvex,tyb0807/angr,schieb/angr,f-prettyland/angr,tyb0807/angr,schieb/angr,chubbymaggie/simuvex,axt/angr,angr/angr,chubbymaggie/angr,angr/simuvex,chubbymaggie/angr,axt/angr,angr/angr,angr/angr,f-prettyland/angr