[ADD] account: How to setup Odoo Accounting?

https://docs.google.com/document/d/1qFAEWRJovBoSDwFJI_I1OIjf5_0bJkf9YnF0TrEgbWw/edit

accounting/overview/getting_started.rst

@@ -2,4 +2,7 @@
 Getting Started
 ===============
 
-(copy of planner but add screenshots)
+.. toctree::
+   :titlesonly:
+
+   getting_started/setup

accounting/overview/getting_started/setup.rst

@@ -0,0 +1,36 @@
+=============================
+How to setup Odoo Accounting?
+=============================
+
+The Odoo Accounting application has an implementation guide that you
+should follow to configure it. It’s a step-by-step wizard with links to
+the different screens you will need.
+
+Once you have `installed the Accounting
+application <https://www.odoo.com/apps/modules/online/account_accountant/>`__,
+you should click on the top-right progressbar to get access to the
+implementation guide.
+
+.. image:: ./media/setup01.png
+   :align: center
+
+The implementation guide will help you through the following steps:
+
+1.  Completing your company settings
+2.  Entering in your bank accounts
+3.  Selecting your chart of accounts
+4.  Confirming your usual tax rates
+5.  Setting up any foreign currencies
+6.  Importing your customers
+7.  Importing your suppliers
+8.  Importing your products
+9.  Importing your outstanding transactions
+10. Importing your starting balances
+11. Define the users for accounting
+
+.. image:: ./media/setup02.png
+   :align: center
+
+Once a step is done, you can click on the "Mark as Done" button, in the
+bottom of the screen. That way, you can track the progress of your
+overall configuration of Odoo.