smartmontools: fix umlaut (closes #2317)

git-svn-id: file:///var/svn/freetz/trunk@11513 149334a1-2f27-0410-a3b9-fc62619ac1e6
fix 7270v2 labor image name (http://www.ip-phone-forum.de/showthread.php?t=266005)

git-svn-id: file:///var/svn/freetz/trunk@11514 149334a1-2f27-0410-a3b9-fc62619ac1e6