[VOL-4291] Rw-core updates for gRPC migration

Change-Id: I8d5a554409115b29318089671ca4e1ab3fa98810
diff --git a/vendor/github.com/cespare/xxhash/v2/.travis.yml b/vendor/github.com/cespare/xxhash/v2/.travis.yml
new file mode 100644
index 0000000..c516ea8
--- /dev/null
+++ b/vendor/github.com/cespare/xxhash/v2/.travis.yml
@@ -0,0 +1,8 @@
+language: go
+go:
+  - "1.x"
+  - master
+env:
+  - TAGS=""
+  - TAGS="-tags purego"
+script: go test $TAGS -v ./...