-------------------
- Updated avis-df.odt template to have default value.
[aduchene]
- Added a `IMeetingCommunesLayer BrowserLayer` so it is possible to override
PloneMeeting's documentgenerator views without using `overrides.zcml`.
[gbastien]
- Removed overrided method `CustomMeetingItem._is_complete` as it is the same
implementation in `Prodducts.PloneMeeting.MeetingItem`.
[gbastien]