Julien Fastré 0867965d9c Minor fixes for closing accompanying course:
* check that transition can be applyied in menu;
* change organisation for activityVoter, and check for authorization in
    Activity Controller
* fix label 'create' in accompanying course document
* minor fix in accompanying course document voter
* change color when course is closed and show old user, and startdate /
    enddate
2021-11-22 20:24:08 +01:00
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