Unicity missing on some SupAnn attributes

The following attributes are supposed to be unique:

• https://services.renater.fr/documentation/supann/supann2018/recommandations2018/attributs/supannrefid
• https://services.renater.fr/documentation/supann/supann2018/recommandations2018/attributs/edupersonprincipalname
• https://services.renater.fr/documentation/supann/supann2018/recommandations2018/attributs/supannautremail

changed milestone to %FusionDirectory 1.4

added plugin-supann label

mentioned in commit 606fccba

added PJ1811-0242 label

mentioned in issue #5909 (closed)

added 5m of time spent at 2019-02-12

added 45m of time spent at 2019-02-13

closed

added Fixed label

added release notes label