set correct permissions on socket creation and remove socket and pidfile on exit
set correct permissions on socket creation and remove socket and pidfile on exit

git-svn-id: 66d44b764dfe45ea9993eb62aa6e27adcafb310f@163 ef36b2f9-881f-0410-afb5-c4e39611909c

arthurdejong/nss-pam-ldapd,arthurdejong/nss-pam-ldapd,arthurdejong/nss-pam-ldapd