Fix gclient revert for external, switched and conflicted directories.

gclient.py

 #!/usr/bin/python
 #
 # Copyright 2008 Google Inc.  All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #      http://www.apache.org/licenses/LICENSE-2.0
 #
@@ skipping 51 matching lines @@
     hooks = [
       { "pattern": "\\.(gif|jpe?g|pr0n|png)$",
         "action":  ["python", "image_indexer.py", "--all"]},
     ]
 """
 
 __author__ = "darinf@gmail.com (Darin Fisher)"
 __version__ = "0.3.3"
 
 import errno
+import logging
 import optparse
 import os
 import re
 import stat
 import sys
 import urlparse
 import urllib
 
 import gclient_scm
 import gclient_utils
@@ skipping 1079 matching lines @@
   if argv[1] == '--help':
     argv[1] = 'help'
 
   command = argv[1]
   options, args = option_parser.parse_args(argv[2:])
 
   if len(argv) < 3 and command == "help":
     option_parser.print_help()
     return 0
 
+  if options.verbose:
+    logging.basicConfig(level=logging.DEBUG)
+
   # Files used for configuration and state saving.
   options.config_filename = os.environ.get("GCLIENT_FILE", ".gclient")
   options.entries_filename = ".gclient_entries"
   options.deps_file = "DEPS"
 
   options.platform = sys.platform
   return DispatchCommand(command, options, args)
 
 
 if "__main__" == __name__:
   try:
     result = Main(sys.argv)
   except Error, e:
     print >> sys.stderr, "Error: %s" % str(e)
     result = 1
   sys.exit(result)
 
 # vim: ts=2:sw=2:tw=80:et: