init: Euro-Office Odoo 16.0 modules

Based on onlyoffice_odoo by Ascensio System SIA (ONLYOFFICE, LGPL-3).
Rebranded and adapted for Euro-Office by bring.out d.o.o.

Modules:
- eurooffice_odoo: base integration
- eurooffice_odoo_templates: document templates
- eurooffice_odoo_oca_dms: OCA DMS integration (replaces Enterprise documents)

All references renamed: onlyoffice -> eurooffice, ONLYOFFICE -> Euro-Office.
Original copyright notices preserved.

odoo-bringout-eurooffice-eurooffice_odoo_templates/eurooffice_odoo_templates/utils/config_utils.py

@@ -0,0 +1,10 @@
+from odoo.addons.eurooffice_odoo_templates.utils import config_constants
+
+
+def set_editable_form_fields(env, value):
+    env["ir.config_parameter"].sudo().set_param(config_constants.EDITABLE_FORM_FIELDS, value)
+    return
+
+
+def get_editable_form_fields(env):
+    return env["ir.config_parameter"].sudo().get_param(config_constants.EDITABLE_FORM_FIELDS)