update gf version 2

ChangeLog.md

@@ -1,5 +1,8 @@
 Change Log 更新说明
 ------------------------------
+## 2019-09-12 v1.2.2
+1. gf升级为V1.8.3
+
 ## 2019-07-03 v1.2.2
 1. gf升级为V1.7.1
 

go.sum

@@ -1,3 +1,2 @@
-github.com/gogf/gf v1.7.1 h1:LECdt4UwVFpCGoWUk56dNFEHG9JxeKi34eOIdgFBbOg=
-github.com/gogf/gf v1.7.1/go.mod h1:witsoQr7PSjWHK2T1lOa1EKSFIs31QF0T8/+ITaJoho=
+github.com/gogf/gf v1.8.3 h1:+jZ8+2KkocsalkbLnxubglaJXvDvUIkrdYWRm9vkwiY=
 github.com/gogf/gf v1.8.3/go.mod h1:qJRcq0s3RskjJIZKsSHjZkpxw91rd0EAh+4CUbawbXQ=