[ADD] base_section_subtotal: for Odoo 13.0

Adds to the section and note renderer to look for a new XML attr 'section-subtotal-field'.

base_section_subtotal/__manifest__.py

@@ -0,0 +1,16 @@
+{
+    'name': 'Base Section Subtotal',
+    'version': '13.0.1.0.0',
+    'category': 'Tools',
+    'author': 'Hibou Corp.',
+    'license': 'AGPL-3',
+    'website': 'https://hibou.io/',
+    'depends': [
+        'account',  # because 'section_and_note_fields' come from account
+    ],
+    'data': [
+        'views/assets_backend.xml',
+    ],
+    'installable': True,
+    'application': False,
+ }