Be a bit mode clever in dirrmtry workaround:
Be a bit mode clever in dirrmtry workaround:

do not treat as dir when dirrmtry is used with * (glob) or - (option)
this fixes xpi files

Open343/pkg,khorben/pkg,khorben/pkg,en90/pkg,junovitch/pkg,skoef/pkg,en90/pkg,junovitch/pkg,skoef/pkg,Open343/pkg,khorben/pkg