repo 1.6.8

1. a8421a1 Fix launching of editor under 'repo upload --replace' by Shawn O. Pearce · Sat Apr 18 16:57:46 2009 -0700
2. 76ca9f8 Make usage of open safer by setting binary mode and closing fds by Shawn O. Pearce · Sat Apr 18 14:48:03 2009 -0700
3. 8c6eef4 Make repo's editor work when the editor is a commandline with multiple args. by Joe Onorato · Fri Nov 14 21:12:44 2008 -0500 v1.3.2
4. cf31fe9 Initial Contribution by The Android Open Source Project · Tue Oct 21 07:00:00 2008 -0700 v1.0