Initialize v18 branch

Rename *_usability modules to *_usability_akretion

crm_usability_akretion/models/crm_lead.py

@@ -0,0 +1,13 @@
+# Copyright 2017-2022 Akretion (http://www.akretion.com)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+# @author Alexis de Lattre <alexis.delattre@akretion.com>
+
+from odoo import fields, models
+
+
+class CrmLead(models.Model):
+    _inherit = 'crm.lead'
+
+    probability = fields.Float(tracking=100)
+    date_deadline = fields.Date(tracking=110)
+    name = fields.Char(tracking=1)