move html5lib code into dart svn repo

tools/publish_all_pkgs.py

 #!/usr/bin/env python
 #
 # Copyright (c) 2013, 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.
 #
 # Upload all packages in pkg/ (other than a few that should be explicitly
 # excluded), plus sdk/lib/_internal/compiler .
 #
 # Usage: publish_all_pkgs.py
 #
 # "pub" must be in PATH.
 
 
 import os
 import os.path
 import subprocess
 import sys
 
 def Main(argv):
-  pkgs_to_publish = []
-  for name in os.listdir('pkg'):
-    if os.path.isdir(os.path.join('pkg', name)):
-      if (name != '.svn' and name != 'expect'):
-        pkgs_to_publish.append(os.path.join('pkg', name))
+  for pkgdir in ['pkg', 'pkg/third_party']:
+    for name in os.listdir(pkgdir):
+      if os.path.isdir(os.path.join(pkgdir, name)):
+        if (name != '.svn' and name != 'expect' and name != 'third_party'):
+          pkgs_to_publish.append(os.path.join(pkgdir, name))
 
   for pkg in pkgs_to_publish:
     print "\n\nPublishing %s:\n-------------------------------" % pkg
     subprocess.call(['python', 'tools/publish_pkg.py', pkg])
 
 if __name__ == '__main__':
   sys.exit(Main(sys.argv))