Change version to 1.31.1-dev (#3756)

menghanl · web-flow · commit f3c2c5ed7ed1 · 2020-07-30T10:43:21.000-07:00
diff --git a/version.go b/version.go
@@ -19,4 +19,4 @@
 package grpc
 
 // Version is the current grpc version.
-const Version = "1.31.0"
+const Version = "1.31.1-dev"
