qa/994: expand functionality to deal correctly with symbolic links
qa/994: expand functionality to deal correctly with symbolic links

Symbolic links require special chown, chgrp and chmod handling.

The addition of the symlink $PCP_SYSCONF_DIR/pmseries/pmseries.conf
broke things in interesting ways (the root cause is not here, but
over in the tarball postinstall script, commit coming).

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp