Fix gclient revert for external, switched and conflicted directories.

TEST=gclient revert more stuff but stops reverting external directories
BUG=none

Review URL: http://codereview.chromium.org/208025


git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@26672 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/gclient.py b/gclient.py
index bc70ccb..1a44073 100755
--- a/gclient.py
+++ b/gclient.py
@@ -69,6 +69,7 @@
 __version__ = "0.3.3"
 
 import errno
+import logging
 import optparse
 import os
 import re
@@ -1168,6 +1169,9 @@
     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"