* [mod_auth] explicitly link ssl for SHA1 (fixes 2517)
* [mod_extforward] fix compilation without IPv6, (not) using undefined var (fixes 2515, thx mm)
* [ssl] fix SNI handling; only use key+cert from SNI specific config (fixes 2525, CVE-2013-4508)
* [doc] update ssl.cipher-list recommendation
* [stat-cache] FAM: fix use after free (CVE-2013-4560)
* [stat-cache] fix FAM cleanup/fdevent handling
* [core] check success of setuid,setgid,setgroups (CVE-2013-4559)
* [ssl] fix regression from CVE-2013-4508 (client-cert sessions were broken)
* maintain physical.basedir (the "acting" doc-root as prefix of physical.path) in more places
* [core] decode URL before rewrite, enabling it to work in $HTTP["url"] conditionals (fixes 2526)
* [auto* build] remove -no-undefined from linker flags, as we actually link modules with undefined symbols (fixes 2533)
* [mod_mysql_vhost] fix memory leak on config init (2530)
* [mod_webdav] fix fd leak found with parfait (fixes 2530, thx kukackajiri)