Make PathGroup tests OS-independent
Make PathGroup tests OS-independent

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