Scooreggione branding via /etc/banner and LUCI headers

include/ninux.mk defines some variables usefull for versioning purpose.
change ssh public key for clauz
add ninux.org ascii logo to /etc/banner
start IPv6 olsrd from rc.local
Merge pull request #1 from nolith/scooreggione

The guilty dog barks the loudest
Merge pull request #2 from cl4u2/scooreggione

scooreggione minor changes
Merge remote-tracking branch 'ninuxgithub/scooreggione' into scooreggione
Using new version system from Nolith and prepare for V4 release