add mail conf task

install/froxlor.sql.php

@@ -613,8 +613,10 @@
 	('system', 'mdalog', '/var/log/mail.log'),
 	('system', 'mtalog', '/var/log/mail.log'),
 	('system', 'mdaserver', 'dovecot'),
+	('system', 'mda_conf_dir', '/etc/dovecot/conf.d/'),
 	('system', 'mda_reload_command', 'service dovecot restart'),
 	('system', 'mtaserver', 'postfix'),
+	('system', 'mta_conf_dir', '/etc/postfix/'),
 	('system', 'mta_reload_command', 'service postfix restart'),
 	('system', 'mailtraffic_enabled', '1'),
 	('system', 'cronconfig', '/etc/cron.d/froxlor'),