Add rpcexplorer to webapp hierarchy.

web/inc/rpcexplorer/test/gen.go

Index: web/inc/rpcexplorer/test/gen.go
diff --git a/server/static/rpcexplorer/test/gen.go b/web/inc/rpcexplorer/test/gen.go
similarity index 80%
copy from server/static/rpcexplorer/test/gen.go
copy to web/inc/rpcexplorer/test/gen.go
index 980ccd3e539dcd4e5af9c31e15363632fef39bf7..7641acf6335d2307d1b8ff694a7d2297da14b2bf 100644
--- a/server/static/rpcexplorer/test/gen.go
+++ b/web/inc/rpcexplorer/test/gen.go
@@ -1,3 +1,7 @@
+// Copyright 2016 The LUCI Authors. All rights reserved.
+// Use of this source code is governed under the Apache License, Version 2.0
+// that can be found in the LICENSE file.
+
 package main
 
 // This file generates descriptor.html. Run itself:
@@ -49,9 +53,9 @@ func run() error {
 		return err
 	}
 	_, err = fmt.Fprint(out, `<!--
-  Copyright 2016 The LUCI Authors. All rights reserved.
-  Use of this source code is governed under the Apache License, Version 2.0
-  that can be found in the LICENSE file.
+  Copyright 2016 The Chromium Authors. All rights reserved.
+  Use of this source code is governed by a BSD-style license that can be
+  found in the LICENSE file.
   -->
 
 <!-- This file is generated by gen.go -->