add adjustable filter to the view which is used to create / delete Communi chat group - [ ] past weeks => default 14 days - [ ] future weeks => default 21 days - [ ] add adjustable filter options / submit to adjust params - [ ] Remove Communi Group Buttons - [ ] Change URL in case param does not exist defaults should be preseelected
add adjustable filter to the view which is used to create / delete Communi chat group
in case param does not exist defaults should be preseelected