lzma2eva:
 * add eva2lzma (taken from [http://spblinux.de/fbox/tmp/x86/ here])
 * may be used to decompress original AVM kernel:
    $(TOOLS)/eva2lzma kernel.raw kernel.lzma
    $(TOOLS)/lzma d kernel.lzma kernel.decompressed


git-svn-id: file:///var/svn/freetz/trunk@11192 149334a1-2f27-0410-a3b9-fc62619ac1e6