Add human-readable labels to ChannelMetadataFilter
Add human-readable labels to ChannelMetadataFilter

indirectlylit/kolibri,mrpau/kolibri,indirectlylit/kolibri,indirectlylit/kolibri,mrpau/kolibri,learningequality/kolibri,learningequality/kolibri,mrpau/kolibri,learningequality/kolibri,indirectlylit/kolibri,learningequality/kolibri,mrpau/kolibri