samba4: security bump to version 4.1.6

Fixes CVE-2013-4496 and CVE-2013-6442.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/samba4/samba4.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SAMBA4_VERSION = 4.1.5
+SAMBA4_VERSION = 4.1.6
 SAMBA4_SITE = http://ftp.samba.org/pub/samba/stable
 SAMBA4_SOURCE = samba-$(SAMBA4_VERSION).tar.gz
 SAMBA4_LICENSE = GPLv3+