change version to 1.2.1 before releasing

menghanl · menghanl · commit 8050b9cbc271 · 2017-04-07T11:35:18.000-07:00
diff --git a/rpc_util.go b/rpc_util.go
@@ -529,4 +529,4 @@ type ServiceConfig struct {
 const SupportPackageIsVersion4 = true
 
 // Version is the current grpc version.
-const Version = "1.2.2-dev"
+const Version = "1.2.1"
