Fix: in some cases, CommunityFlows could be counted several times
Fix: in some cases, CommunityFlows could be counted several times

blaurent49/duniter,blaurent49/duniter,duniter/duniter,duniter/duniter,duniter/duniter,duniter/duniter,duniter/duniter,blaurent49/duniter,duniter/duniter,blaurent49/duniter