some changes for openresty

ChangeLog

+2017-03-22 orangleliu <orangleliu@gmai.com>
+	* remove luarocks reckspec
+	* add a new makefile
+	* add a new readme
+
 2014-11-03 vinoca <vinoca@vinoca.org>
 	* qrencode.c:
 	  * fixed a bug when initialize value.

LICENSE

@@ -8,6 +8,7 @@ and commercial purposes at absolutely no cost.
 ===============================================================================
 
 Copyright (C) 2014-2015 www.vinoca.org, vinoca.
+Copyright (C) 2017 orangleliu.info, orangleliu.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

-# qrencode: qrencode is a wrapper of libqrencode with libpng for lua.
+qrencode
+==========
+
+## qrencode is a wrapper of libqrencode with libpng for OpenResty(nginx_lua).
 
 qrencode is a wrapper of [libqrencode](http://fukuchi.org/works/qrencode/) with libpng for lua.
 
 ## Install
 
-qrencode is dependent on [libqrencode](http://fukuchi.org/works/qrencode/) 
+qrencode is dependent on [libqrencode](http://fukuchi.org/works/qrencode/)
 and [libpng](http://www.libpng.org/pub/png/libpng.html), so make sure these are installed
 before compile it.
 
@@ -38,17 +41,8 @@ print(qr {
     background="3FAF6F"
 }
 )
-
-
 ```
 
 when pass a table, "text" is required and other is optional.
 
-## Author
-
-vinoca <http://www.vinoca.org/>
-
-## Copyright and license
 
-Code and documentation copyright 2014-2015 vinoca. Code released under the MIT license.
-Docs released under Creative commons.

qrencode-1.0.2-1.rockspec

-package = "qrencode"
-version = "1.0.2-1"
-source = {
-    url = "qr.tar.gz",
-    file = "qr.tar.gz"
-}
-description = {
-    summary = "qrencode is a wrapper of libqrencode with libpng for lua",
-    detailed = [[
-        qrencode is a wrapper of libqrencode with libpng for lua.
-    ]],
-    license = "MIT/X11",
-    homepage = "http://fukuchi.org/works/qrencode/"
-}
-dependencies = {
-    "lua >= 5.1"
-}
-build = {
-    type = "builtin",
-    modules = {
-        qrencode = {
-            sources = { "qrencode.c" },
-            libraries = { "png", "qrencode" },
-            libdirs = {"/usr/local/lib"}
-        }
-    },
-}
-