#292 增加小程序码支持

* 更新小程序二维码（小程序码）接口
修复小程序模板推送读取错误字段导致的NullPoint

* 更新小程序二维码（小程序码）接口
修复小程序模板推送读取错误字段导致的NullPoint

* 更正WxMaMsgService接口逻辑

* 使用IDEA对miniapp做了批量格式化

weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/util/http/QrCodeRequestExecutor.java

@@ -1,6 +1,6 @@
 package cn.binarywang.wx.miniapp.util.http;
 
-import cn.binarywang.wx.miniapp.bean.WxMaQrcode;
+import cn.binarywang.wx.miniapp.bean.WxMaQrcodeWrapper;
 import me.chanjar.weixin.common.bean.result.WxError;
 import me.chanjar.weixin.common.exception.WxErrorException;
 import me.chanjar.weixin.common.util.fs.FileUtils;
@@ -25,7 +25,7 @@ import java.util.UUID;
 /**
  * @author <a href="https://github.com/binarywang">Binary Wang</a>
  */
-public class QrCodeRequestExecutor implements RequestExecutor<File, WxMaQrcode> {
+public class QrCodeRequestExecutor implements RequestExecutor<File, WxMaQrcodeWrapper> {
   protected RequestHttp<CloseableHttpClient, HttpHost> requestHttp;
 
   public QrCodeRequestExecutor(RequestHttp requestHttp) {
@@ -33,7 +33,7 @@ public class QrCodeRequestExecutor implements RequestExecutor<File, WxMaQrcode>
   }
 
   @Override
-  public File execute(String uri, WxMaQrcode ticket) throws WxErrorException, IOException {
+  public File execute(String uri, WxMaQrcodeWrapper ticket) throws WxErrorException, IOException {
     HttpPost httpPost = new HttpPost(uri);
     if (requestHttp.getRequestHttpProxy() != null) {
       httpPost

weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/util/json/WxMaKefuMessageGsonAdapter.java

@@ -14,7 +14,6 @@ import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonSerializationContext;
 import com.google.gson.JsonSerializer;
-import org.apache.commons.lang3.StringUtils;
 
 import java.lang.reflect.Type;