Lua quine

[Martin <eden_martin_fuhrspam@...>]

Lua quine code at http://www.nyx.net/~gthompso/quine.htm is for Lua4 and 
no longer works. Why not update it?

I've have 64-char variant, maybe someone have shorter? (Possibly publish 
it later, do not want spoil fun.)