Merge branch 'master' of http://git.dev.2b3.cn/tencent/services into test

UPGRADE.md

+# 1.0.81
+- 添加订单服务店主核销枚举
+
+# 1.0.80
+- 添加VIP服务折扣枚举
+
+# 1.0.79
+- 添加店铺服务StoreEnum
+
 # 1.0.78
 - 微信开放平台第三方服务