pmdapostfix: logfiles are root-readable only, drop setuser
pmdapostfix: logfiles are root-readable only, drop setuser

Second half of Lukas' fix resolving Red Hat BZ #1213724

adfernandes/pcp,adfernandes/pcp,tjanez/pcp,edwardt/pcp,andyvand/cygpcpfans,andyvand/cygpcpfans,tjanez/pcp,andyvand/cygpcpfans,edwardt/pcp,prasincs/pcp,prasincs/pcp,edwardt/pcp,andyvand/cygpcpfans,aeg-aeg/pcpfans,edwardt/pcp,wuliming/pcp,adfernandes/pcp,prasincs/pcp,tjanez/pcp,aeg-aeg/pcpfans,tjanez/pcp,aeg-aeg/pcpfans,adfernandes/pcp,andyvand/cygpcpfans,edwardt/pcp,wuliming/pcp,wuliming/pcp,aeg-aeg/pcpfans,aeg-aeg/pcpfans,tjanez/pcp,aeg-aeg/pcpfans,prasincs/pcp,prasincs/pcp,andyvand/cygpcpfans,adfernandes/pcp,prasincs/pcp,tjanez/pcp,tjanez/pcp,aeg-aeg/pcpfans,wuliming/pcp,tjanez/pcp,adfernandes/pcp,prasincs/pcp,aeg-aeg/pcpfans,wuliming/pcp,wuliming/pcp,wuliming/pcp,prasincs/pcp,edwardt/pcp,wuliming/pcp,adfernandes/pcp,adfernandes/pcp,edwardt/pcp,andyvand/cygpcpfans,andyvand/cygpcpfans,edwardt/pcp