busybox's md5-check is required for the 2nd (= "diff" to 1st) annex firmware, thx olistudent (refs #1786, closes #2046)

git-svn-id: file:///var/svn/freetz/trunk@10281 149334a1-2f27-0410-a3b9-fc62619ac1e6
php:
 * bump version to 5.3.23/5.4.13


git-svn-id: file:///var/svn/freetz/trunk@10282 149334a1-2f27-0410-a3b9-fc62619ac1e6