GitLab

* specify how to export/import repositories

* importing a group with a '/' in its name result with an error in the
import status 

closes [BS-16612](https://bonitasoft.atlassian.net/browse/BS-16612)

Relates to BS-16686

Closes BS-16729

Closes BS-16692

Closes to [BS-16686](https://bonitasoft.atlassian.net/browse/BS-16732)

Closes [BS-16730](https://bonitasoft.atlassian.net/browse/BS-16730)

accept primitive types from query expression in process variables

Closes [BS-16723](https://bonitasoft.atlassian.net/browse/BS-16723)

Closes BS-16705

Related to [BS-15115](https://bonitasoft.atlassian.net/browse/BS-15115)

Closes BS-16684

Closes BS-16692

Closes [BS-16611](https://bonitasoft.atlassian.net/browse/BS-16611)

* manual token duplications (from the xml) in the working copy are now
detected and correctly managed.
* changing a token (using the UI) now trigger a targets update for all
the application in the working copy, to ensure that the global status is
consistent

closes [BS-16635](https://bonitasoft.atlassian.net/browse/BS-16635)

* An error is displayed in the editor when you import a file with an
already used token, or if you change the token in the xml editor with an
already used token. It doesn't make any change in the model, but the
user knows that there is something wrong.
* Test has been updated: the previous state tested was unreachable using
the soft.

closes [BS-16635](https://bonitasoft.atlassian.net/browse/BS-16635)