升级SDK版本，并修复相关代码

Author: binarywang

pom.xml

@@ -18,7 +18,7 @@
  <plugin.maven-compiler>3.1</plugin.maven-compiler>
 
  <!-- lib versions -->
- <weixin-java-mp.version>2.4.0</weixin-java-mp.version>
+ <weixin-java-mp.version>2.4.5.BETA</weixin-java-mp.version>
  <junit.version>4.12</junit.version>
  <slf4j.version>1.7.21</slf4j.version>
  <spring.version>4.2.6.RELEASE</spring.version>

src/main/java/com/github/controller/PaymentController.java

@@ -137,8 +137,8 @@ public void getJSSDKCallbackData(HttpServletRequest request,
  try {
  synchronized (this) {
  Map<String, String> kvm = XMLUtil.parseRequestXmlToMap(request);
- if (this.wxMpService.getPayService()
- .checkJSSDKCallbackDataSignature(kvm, kvm.get("sign"))) {
+ if (this.wxMpService.getPayService().checkSign(kvm,
+ kvm.get("sign"))) {
  if (kvm.get("result_code").equals("SUCCESS")) {
  //TODO(user) 微信服务器通知此回调接口支付成功后，通知给业务系统做处理
  logger.info("out_trade_no: " + kvm.get("out_trade_no") + " pay SUCCESS!");