* restore support for all firmwares disabled in r12254 (two user complaints - [http://freetz.org/ticket/2455#comment:11 #1], [http://www.ip-phone-forum.de/showthread.php?t=272171 #2])
 * in case vulnerable firmware is selected provide a BIG FAT WARNING pointing that out
 * closes #2455


git-svn-id: file:///var/svn/freetz/trunk@12340 149334a1-2f27-0410-a3b9-fc62619ac1e6