[ADD] module_usability

module_usability/view.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<openerp>
+<data>
+
+    <record id="view_module_filter" model="ir.ui.view">
+        <field name="model">ir.module.module</field>
+        <field name="inherit_id" ref="base.view_module_filter"/>
+        <field name="arch" type="xml">
+            <xpath expr="//filter[@string='Category']" position="after">
+                <filter string="State" domain="[]" context="{'group_by':'state'}"/>
+            </xpath>
+        </field>
+    </record>
+
+    <record id="base.open_module_tree" model="ir.actions.act_window">
+        <field name="res_model">ir.module.module</field>
+        <field name="context">{}</field>
+    </record>
+
+</data>
+</openerp>