Move all samples but swarm from client/samples/ to samples/ .

client/samples/logo/logo.css

Index: client/samples/logo/logo.css
===================================================================
--- client/samples/logo/logo.css	(revision 3705)
+++ client/samples/logo/logo.css	(working copy)
@@ -1,26 +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. */
-
-#icon {text-align: center}
-.inverse path {filter: url(#inverse)}
-
-form {
-  width: 500px;
-  margin: 0 auto;
-}
-
-input[type=range] {
-  width: 400px;
-}
-
-label {
-  font-family: 'Open Sans', sans-serif;
-  font-weight: bold;
-  position: relative;
-  top: -5px;
-  width: 90px;
-  display: inline-block;
-}
-
-label[for=invert] {top: 0}