-------------------
- Added new ReallyUserFriendlyTypes and a BAD_TYPES list, which are used
to filter out types which are not content types at all.
[hannosch]
- Added new AvailableContentLanguages and SupportedContentLanguages
vocabularies.
[hannosch]
- If we have a users vocabulary, we should have a groups one :)
[optilude]
- Make use of description-aware terms
[optilude]
- Allow parameterisation of the query, so that we can restrict to
folders-only, for example.
[optilude]
- Add a user source, so that we can use the UberSelectionWidget on users.
[optilude]