Support modifying attributes per plist:
Support modifying attributes per plist:

@keyword(owner,group,mode) bla
This will overwrite the default only for "bla"
user can specify only one of them like:
@keyword(,group,) bla
mode can be all the value supported by chmod(1)

if keyword is empty then consider it equivant as a simple file listed. Meaning
to apply attributes to a file
@(bapt,users,0600) myfile

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