Odoo Server 10.saas~18 - en to eu translation catalogue (3 entries)

note: module: account_invoicing openerp-web
en: Click to <b>send the invoice by email.</b>
eu: Egin klik <b>faktura epostaz bidaltzeko.</b>

note: module: account_invoicing openerp-web
en: Click to <b>send the invoice.</b>
eu: Egin klik <b>faktura bidaltzeko.</b>

note: module: account_invoicing openerp-web
en: Click to <b>validate your invoice.</b> A reference will be assigned to this invoice and you will not be able to modify it anymore.
eu: Egin klik <b>zure faktura balidatzeko.</b> Erreferentzia gehituko zaio faktura honi eta ezingo duzu gehiago aldatu.
