remote-bzr: fix for files with spaces

Set the maximum number of splits to make when dividing the diff stat
lines based on space characters.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/remote-helpers/git-remote-bzr

@@ -621,7 +621,7 @@ def parse_commit(parser):
             mark = int(mark_ref[1:])
             f = { 'mode' : m, 'mark' : mark }
         elif parser.check('D'):
-            t, path = line.split(' ')
+            t, path = line.split(' ', 1)
             f = { 'deleted' : True }
         else:
             die('Unknown file command: %s' % line)