This commit fixes multiple CVE's for library tiff: CVE-2012-4564 CVE-2013-1960 CVE-2013-1961 CVE-2013-4231 CVE-2013-4232 CVE-2013-4244 CVE-2013-4243 Signed-off-by: Jiri Slachta <slachta@cesnet.cz>