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

note: module: website_project_issue_sheet
en: Date
es: Fecha

note: module: website_project_issue_sheet
en: Description
es: Descripción

note: module: website_project_issue_sheet
en: Duration
es: Duración

note: module: website_project_issue_sheet
en: Responsible
es: Responsable
