[PATCH] Bug in msgeditor in latest bzr.dev

[Olaf Conradi]

After changing the platform test, import of module sys was forgotten.
This breaks checking in.

Cheers
 -Olaf

=== modified file 'a/bzrlib/msgeditor.py'
--- a/bzrlib/msgeditor.py
+++ b/bzrlib/msgeditor.py
@@ -17,12 +17,15 @@

 """Commit message editor support."""

+
 import os
+import sys
 import errno
 from subprocess import call

 import bzrlib.config as config
 from bzrlib.errors import BzrError
+

 def _get_editor():
     """Return a sequence of possible editor binaries for the current
platform"""