Parallel multiple lua states , actor model for lua.

make and run lua test.lua , the main logic is in main.lua . You can read this blog first (http://blog.codingnow.com/2013/06/hive_lua_actor_model.html) (In Chinese)

• None-blocking socket library from skynet (https://github.com/cloudwu/skynet)
• Multi-process support
• Broadcast message
• Signal for cell exit
• Database (Redis/Mongo/SQL) driver
• Debugger/Monitor
• Log system (Instead of print error message)
• Better document
• Better samples
• More options in hive.start
• And more