[Findit] Fix redirect bug and update template for waterfall/culprit.

appengine/findit/waterfall/build_info.py

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 class BuildInfo(object):  # pragma: no cover
   """Represents a build cycle of a build bot."""
 
   def __init__(self, master_name, builder_name, build_number):
     self.master_name = master_name
     self.builder_name = builder_name
     self.build_number = build_number
     self.build_start_time = None
+    self.build_end_time = None
     self.chromium_revision = None
     self.completed = False
     self.result = None
     self.blame_list = []
     self.failed_steps = []
     self.passed_steps = []
     self.not_passed_steps = []
 
   def PrettyPrint(self):
     print 'master: %s' % self.master_name
     print 'builder: %s' % self.builder_name
     print 'build: %s' % self.build_number
     print 'start time: %s' % self.build_start_time
+    print 'end time: %s' % self.build_end_time
     print 'chromium revision: %s' % self.chromium_revision
     print 'completed: %s' % self.completed
     print 'result: %s' % self.result
     print 'CLs: %s' % ', '.join(self.blame_list)
     print 'Failed steps: %s' % ', '.join(self.failed_steps)
     print 'Passed steps: %s' % ', '.join(self.passed_steps)
     print 'Not-passed steps: %s' % ', '.join(self.not_passed_steps)