Update charted to 0.4.8 and roll

packages/charcode/tool/travis.sh

Index: packages/charcode/tool/travis.sh
diff --git a/packages/collection/.status b/packages/charcode/tool/travis.sh
old mode 100644
new mode 100755
similarity index 55%
copy from packages/collection/.status
copy to packages/charcode/tool/travis.sh
index ebc5f81326f52c7f39644ba41fcad5bfe54f128f..c7c9d06a1a4bc6d2516f9b2dde4052d7592df621
--- a/packages/collection/.status
+++ b/packages/charcode/tool/travis.sh
@@ -1,12 +1,12 @@
+#!/bin/bash
+
 # Copyright (c) 2015, 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.
 
-# Skip non-test files ending with "_test".
-packages/*: Skip
-*/packages/*: Skip
-*/*/packages/*: Skip
-*/*/*/packages/*: Skip
-*/*/*/*packages/*: Skip
-*/*/*/*/*packages/*: Skip
+# Fast fail the script on failures.		
+set -e
 
+# Verify that the libraries are error free.
+dartanalyzer --fatal-warnings \
+  lib/charcode.dart