some small style fixes
some small style fixes

avain/angr,xurantju/angr,fjferrer/angr,lowks/angr,zhuyue1314/angr,terry2012/angr,iamahuman/angr,schieb/angr,mingderwang/angr,cureHsu/angr,mingderwang/angr,schieb/angr,avain/angr,angr/angr,tyb0807/angr,schieb/angr,iamahuman/angr,chubbymaggie/angr,tyb0807/angr,axt/angr,f-prettyland/angr,cureHsu/angr,haylesr/angr,tyb0807/angr,fjferrer/angr,axt/angr,angr/angr,zhuyue1314/angr,lowks/angr,haylesr/angr,terry2012/angr,axt/angr,chubbymaggie/angr,f-prettyland/angr,chubbymaggie/angr,iamahuman/angr,angr/angr,GuardianRG/angr,f-prettyland/angr,GuardianRG/angr,xurantju/angr