[IMP] energy_selfconsumption: invoicing energy delivered

Trello Card

Changelog

• [IMP] energy_selfconsumption: new wizard invoicing_wizard to manually generate the invoices for the energy delivered selfconsumption projects.
• [IMP] energy_selfconsumption: action to invoice energy delivered contracts, can only be applied to the same period (start and end)
• [IMP] energy_selfconsumption: view of contracts grouped by period (start and end)
• [IMP] energy_selfconsumption: contract io.cron will not get contracts related to energy delivered projects.
• [IMP] energy_selfconsumption: contract.contract will now save last period invoiced.

energy_project/data/uom_data.xml

+<?xml version="1.0" encoding="utf-8" ?>
+<odoo>
+    <data>
+        <record id="energy_uom_category" model="uom.category">
+            <field name="name">Energy</field>
+        </record>
+
+        <record id="kw_uom" model="uom.uom">
+            <field name="name">kW</field>
+            <field name="uom_type">reference</field>
+            <field name="category_id" ref="energy_uom_category" />
+            <field name="active">1</field>
+            <field name="rounding">0.01000</field>
+        </record>
+    </data>
+</odoo>