Eea-api-dataconnector

* Change: Develop [250426](https://taskman.eionet.europa.eu/issues/250426)
[alecghica]

* Bug fix: add missing file
[erral]
* Feature: registered "Tableau visualization" content-type and behavior.
[razvanMiu]
* Feature: registered "Discodata Connector" and "Visualization" content-types.
[alecghica refs [153056](https://taskman.eionet.europa.eu/issues/153056)]

* Change: Fix query parser
[razvanMiu]

* Change: Don't use collate for 'in' and 'nin' sql operations
[razvanMiu]

* Change: Allow extra conditions
[razvanMiu]

* Change: Develop
[andreiggr]