区域互联网医院，居民发送语音消息，增加日志

business/im-service/src/main/java/com/yihu/jw/im/service/ImService.java

@@ -673,6 +673,7 @@ public class ImService {
		}
		InputStream is = null;
		String url = "http://file.api.weixin.qq.com/cgi-bin/media/get?access_token=" + accessToken + "&media_id=" + mediaId;
		logger.info("media/get"+url);
		try {
			URL urlGet = new URL(url);
			HttpURLConnection http = (HttpURLConnection) urlGet.openConnection();
@@ -686,6 +687,7 @@ public class ImService {
			// 获取文件转化为byte流
			is = http.getInputStream();
		} catch (Exception e) {
			logger.info(e.getMessage());
			e.printStackTrace();
		}
		return is;