First unstable release towards 1.4. Overview of changes in lightdm 1.3.1 * Fix wrapper path in AppArmor profile (broken since 1.1.1) * Add show-manual-login and allow-guest options to lightdm-set-defaults * Don't set PAM_XDISPLAY or PAM_XAUTHDATA if not supported * Add lock-memory option, enabled by default, to prevent paging memory to disk. * Write utmp records for sessions * Install PAM configuration * Run greeters inside the "lightdm-greeter" PAM service * Handle setresgid and setresuid not being available * Use xsession directory from lightdm.conf in liblightdm https://launchpad.net/lightdm/+download