Move templates to their own directory structure.

client/dom/scripts/template_interface_XMLHttpRequest.darttemplate

Index: client/dom/scripts/template_interface_XMLHttpRequest.darttemplate
diff --git a/client/dom/scripts/template_interface_XMLHttpRequest.darttemplate b/client/dom/scripts/template_interface_XMLHttpRequest.darttemplate
deleted file mode 100644
index 440dcc05733c6fffcd85673df74144bdffb9cec8..0000000000000000000000000000000000000000
--- a/client/dom/scripts/template_interface_XMLHttpRequest.darttemplate
+++ /dev/null
@@ -1,11 +0,0 @@
-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// WARNING: Do not edit - generated code.
-
-interface XMLHttpRequest$!EXTENDS default _XMLHttpRequestFactoryProvider {
-
-  XMLHttpRequest();
-
-$!MEMBERS}