[IMP] web_timeline: Several improvements:

* Avoid to display all items of group_by model
* Remove unnecessary readgroup
* Remove dependency on project. Modify module structure. Imporve readme file.
* Add setup.py

web_timeline/README.rst

@@ -1,7 +1,80 @@
+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+    :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+    :alt: License: AGPL-3
+
+===============
 Timeline Widget
 ===============
 
-!Prototype!
 Define a new widget displaying events in an interactive visualization chart.
+
 The widget is based on the external library 
 http://visjs.org/timeline_examples.html
+
+Usage
+=====
+
+Example:
+    <?xml version="1.0" encoding="utf-8"?>
+    <openerp>
+        <data>
+    
+            <record id="view_task_timeline" model="ir.ui.view">
+                <field name="name">project.task.timeline</field>
+                <field name="model">project.task</field>
+                <field name="type">timeline</field>
+                <field eval="2" name="priority"/>
+                <field name="arch" type="xml">
+                    <timeline date_start="date_start" 
+                              date_stop="date_end"
+                              date_delay='1'
+                              string="Tasks"
+                              default_group_by="user_id" event_open_popup="true" colors="#ec7063:user_id == false;#2ecb71:kanban_state=='done';">
+                    </timeline>
+                </field>
+            </record>
+    
+            <record id="project.action_view_task" model="ir.actions.act_window">
+                <field name="view_mode">kanban,tree,form,calendar,gantt,timeline,graph</field>
+            </record>
+        </data>
+    </openerp>
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/162/8.0
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/OCA/web/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smashing it by providing a detailed and welcomed feedback.
+
+Credits
+=======
+
+Images
+------
+
+* Odoo Community Association: `Icon <https://github.com/OCA/maintainer-tools/blob/master/template/module/static/description/icon.svg>`_.
+
+Contributors
+------------
+
+* Laurent Mignon <laurent.mignon@acsone.eu>
+* Adrien Peiffer <adrien.peiffer@acsone.eu>
+
+Maintainer
+----------
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+This module is maintained by the OCA.
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose mission is to support the collaborative development of Odoo features and promote its widespread use.
+
+To contribute to this module, please visit https://odoo-community.org.