Changes to be committed:

	modified:   README.md #cjson
	new file:   bodyparser.lua #parse com cjson
	modified:   chappelle #added restart command
	modified:   chappelle.lua
	modified:   conf/nginx.conf
	new file:   nginx.lua #parses ngx req and res in separated file
	modified:   util.lua #using tables metatable table to inject the
        print function
Isso é determinístico em Lua?