Odoo 9.0 - en to bs translation catalogue (4 entries)

note: module: gamification_sale_crm
en: Customer Refunds
bs: Povrati kupca

note: module: gamification_sale_crm
en: New Opportunities
bs: Nove prilike

note: module: gamification_sale_crm
en: Total Invoiced
bs: Ukupno fakturisano

note: module: gamification_sale_crm
en: days
bs: Dani
