samba: fix some security problems

This fixes the following security problems:
* CVE-2015-7560
* CVE-2015-5370
* CVE-2016-2110
* CVE-2016-2111
* CVE-2016-2112
* CVE-2016-2115
* CVE-2016-2118

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@49175 3c298f89-4303-0410-b956-a3cf2f4a3e73

samba36: add three CVE patches from 2015-12-16

This is a patch for CVE-2015-5252, CVE-2015-5296 and CVE-2015-5299. A
patchset for these vulnerabilities was published on 16th December 2015.

Signed-off-by: Jan Čermák <jan.cermak@nic.cz>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@48133 3c298f89-4303-0410-b956-a3cf2f4a3e73