[IMP] Stock: add new field in res_config.py and put Product Variant group from Usability to Hidden in user form

bzr revid: jap@tinyerp.com-20120426091817-otqj1iwr2g752jzh

addons/product/security/product_security.xml

@@ -11,7 +11,7 @@
 
     <record id="group_product_variant" model="res.groups">
         <field name="name">Product Variant</field>
-        <field name="category_id" ref="base.module_category_usability"/>
+        <field name="category_id" ref="base.module_category_hidden"/>
     </record>
 
     <record id="group_sale_pricelist" model="res.groups">

addons/stock/res_config.py

@@ -76,6 +76,9 @@ class stock_config_settings(osv.osv_memory):
             implied_group='stock.group_locations',
             help="""This allows to configure and use multiple stock locations and warehouses,
                 instead of having a single default one."""),
+        'group_product_variant': fields.boolean("Product Variant",
+            implied_group='product.group_product_variant',
+            help="""This allows to configure and use Product Variant."""),                
     }
 
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:

addons/stock/res_config_view.xml

@@ -31,7 +31,7 @@
                         <field name="group_stock_inventory_valuation"/>
                         <field name="group_uom"/>
                         <field name="group_uos"/>
-
+                        <field name="group_product_variant"/>
                         <separator string="Partners" colspan="4"/>
                         <field name="module_claim_from_delivery"/>
                     </sheet>