Add nginx default log files to the rotation.

ok jung@ stephan@
tweaks and ok sthen@

src/etc/newsyslog.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: newsyslog.conf,v 1.30 2014/03/17 18:04:07 sthen Exp $
+#	$OpenBSD: newsyslog.conf,v 1.31 2014/03/21 13:22:09 ajacoutot Exp $
 #
 # configuration file for newsyslog
 #
@@ -14,3 +14,5 @@
 /var/log/wtmp				644  7     *    $W6D4 B
 /var/log/xferlog			640  7     250  *     Z
 /var/log/pflog				600  3     250  *     ZB "pkill -HUP -u root -U root -t - -x pflogd"
+/var/www/logs/access.log		644  4     *    $W0   Z /var/run/nginx.pid SIGUSR1
+/var/www/logs/error.log			644  7     250  *     Z /var/run/nginx.pid SIGUSR1