Module in tree view by default, filtered on Installed modules (not Apps)

base_usability/module_view.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+   Copyright (C) 2015 Akretion (http://www.akretion.com/)
+   @author: Alexis de Lattre <alexis.delattre@akretion.com>
+   The licence is in the file __openerp__.py
+-->
+
+<openerp>
+<data>
+
+<record id="base.open_module_tree" model="ir.actions.act_window">
+    <field name="context">{'search_default_installed': 1}</field>
+    <field name="view_mode">tree,form,kanban</field>
+</record>
+
+</data>
+</openerp>