Adding preference def for minimum_billable_turnover
Adding preference def for minimum_billable_turnover

KateDavis/openfoodnetwork,MikeiLL/openfoodnetwork,MikeiLL/openfoodnetwork,Em-AK/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork,ltrls/openfoodnetwork,openfoodfoundation/openfoodnetwork,Em-AK/openfoodnetwork,openfoodfoundation/openfoodnetwork,mkllnk/openfoodnetwork,lin-d-hop/openfoodnetwork,mkllnk/openfoodnetwork,Matt-Yorkley/openfoodnetwork,mkllnk/openfoodnetwork,oeoeaio/openfoodnetwork,levent/openfoodnetwork,ltrls/openfoodnetwork,KateDavis/openfoodnetwork,lin-d-hop/openfoodnetwork,levent/openfoodnetwork,RohanM/openfoodnetwork,lin-d-hop/openfoodnetwork,mkllnk/openfoodnetwork,oeoeaio/openfoodnetwork,Matt-Yorkley/openfoodnetwork,oeoeaio/openfoodnetwork,MikeiLL/openfoodnetwork,Em-AK/openfoodnetwork,ltrls/openfoodnetwork,KateDavis/openfoodnetwork,RohanM/openfoodnetwork,ltrls/openfoodnetwork,Em-AK/openfoodnetwork,RohanM/openfoodnetwork,RohanM/openfoodnetwork,MikeiLL/openfoodnetwork,openfoodfoundation/openfoodnetwork,Matt-Yorkley/openfoodnetwork,KateDavis/openfoodnetwork,oeoeaio/openfoodnetwork,levent/openfoodnetwork,openfoodfoundation/openfoodnetwork,levent/openfoodnetwork