Source of LuaJIT

[[Lua]] > [[LuaJIT]]

- http://luajit.org/

- [ANN] LuaJIT Roadmap 2012/2013
-- http://www.freelists.org/post/luajit/LuaJIT-Roadmap-20122013

- Re: port luaJIT to 64bit processor
--  http://www.freelists.org/post/luajit/port-luaJIT-to-64bit-processor,1