-----
- Moved `IDynamicTextIndexExtender` to `interfaces` module.
[jbaumann]
- The `plone.namedfile` is now optional. The new namedfile converting
adapter is only registered if its present
[jbaumann]
- Re-implemented converting of field data with an newly introduced adapter.
The default converter just converts the widget in display mode and
transforms it to text/plain.
[jbaumann]
- Fixed tests for compaitbility with plone.app.testing 4.0a3: Use TEST_USER_ID instead of TEST_USER_NAME
[jbaumann]
- fixed Bug UnicodeError: while indexing lists or dicts with special chars (Non-Ascii characters)
[phgross]