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

note: module: website_project_issue_sheet
en: Date
es_EC: Fecha

note: module: website_project_issue_sheet
en: Description
es_EC: Descripción

note: module: website_project_issue_sheet
en: Duration
es_EC: Duración

note: module: website_project_issue_sheet
en: Responsible
es_EC: Responsable
