Add ‘collection_kind’ to serialization of LessonAssignements
Add ‘collection_kind’ to serialization of LessonAssignements

indirectlylit/kolibri,learningequality/kolibri,jonboiser/kolibri,learningequality/kolibri,jonboiser/kolibri,DXCanas/kolibri,indirectlylit/kolibri,learningequality/kolibri,christianmemije/kolibri,mrpau/kolibri,mrpau/kolibri,indirectlylit/kolibri,benjaoming/kolibri,DXCanas/kolibri,benjaoming/kolibri,benjaoming/kolibri,christianmemije/kolibri,lyw07/kolibri,jonboiser/kolibri,christianmemije/kolibri,DXCanas/kolibri,lyw07/kolibri,mrpau/kolibri,jonboiser/kolibri,lyw07/kolibri,benjaoming/kolibri,DXCanas/kolibri,indirectlylit/kolibri,lyw07/kolibri,learningequality/kolibri,christianmemije/kolibri,mrpau/kolibri