[MERGE] Fix bug #347130 by properly isolating test_msgeditor.MsgEditorTest tests.

[James Westby]

On Mon, 2009-03-23 at 11:16 +0100, Vincent Ladeuil wrote:
> It looks like the intersection of people using VISUAL and people
> running the full test suite is quite small :)

BB:approve.

Thanks,

James