remove-voipd-patch:
 * libmscodex.so cannot be removed if firmware contains ffmpegconv and it's not removed
 * fixes mklibs fails if remove-voipd-patch is selected
 * refs #2078


git-svn-id: file:///var/svn/freetz/trunk@10410 149334a1-2f27-0410-a3b9-fc62619ac1e6