[fix] Changed require('util') to require('util') for compatibility with node v0.8

README.md

@@ -40,7 +40,7 @@ examples
 --------
 simple test
 
-	var sys = require('sys');
+	var util = require('util');
 	var QRCode = require('qrcode');
 
 	QRCode.toDataURL('i am a pony!',function(err,url){

test/save.js

@@ -1,6 +1,6 @@
 var QRCode = require(__dirname+'/../qrcode')
 	, fs = require('fs')
-	, sys = require('sys');
+	, util = require('util');
 
 var path = './tmp.png';
 	
@@ -8,7 +8,7 @@ QRCode.save(path,'life of the party bros',function(error,written){
 	if(error) {
 		console.log(error);
 	} else {
-		sys.print(written == (fs.statSync(path)||{}).size?"PASS: written should be to the correct file\n":"FAIL: file should be written size\n");
+		util.print(written == (fs.statSync(path)||{}).size?"PASS: written should be to the correct file\n":"FAIL: file should be written size\n");
 		fs.unlinkSync(path);
 	}
 });