update

Signed-off-by: hongming <talonwan@yunify.com>

vendor/github.com/open-policy-agent/opa/version/version.go

@@ -0,0 +1,15 @@
+// Copyright 2016 The OPA Authors.  All rights reserved.
+// Use of this source code is governed by an Apache2
+// license that can be found in the LICENSE file.
+
+// Package version contains version information that is set at build time.
+package version
+
+// Version information that is displayed by the "version" command and used to
+// identify the version of running instances of OPA.
+var (
+	Version   = ""
+	Vcs       = ""
+	Timestamp = ""
+	Hostname  = ""
+)