[FIX] *: first small clean of the code

Friday afternoon cleanup. This is required so we can use "make test", as
there are currently hundreds of errors. For now, it is unusable because
of the oldest code in this repo.

closes odoo/documentation#3538

Signed-off-by: Castillo Jonathan (jcs) <jcs@odoo.com>

content/administration/odoo_sh/getting_started/first_module.rst

@@ -27,7 +27,7 @@ Create the development branch
 =============================
 
 From Odoo.sh
--------------
+------------
 
 In the branches view:
 
@@ -43,20 +43,18 @@ In the branches view:
 .. |pic2| image:: first_module/firstmodule-development-fork.png
    :width: 45%
 
-
 Once the build created, you can access the editor and browse to the folder *~/src/user* to access
 to the code of your development branch.
 
 .. image:: first_module/firstmodule-development-editor.png
-  :align: center
+   :align: center
 
 .. image:: first_module/firstmodule-development-editor-interface.png
-  :align: center
+   :align: center
 
 From your computer
 ------------------
 
-
 Clone your Github repository on your computer:
 
 .. code-block:: bash
@@ -72,7 +70,6 @@ Create a new branch:
 
   $ git checkout -b feature-1 master
 
-
 Create the module structure
 ===========================
 
@@ -119,11 +116,11 @@ The below structure will be generated:
       ├── templates.xml
       └── views.xml
 
-.. Warning::
+.. warning::
 
-  Do not use special characters other than the underscore ( _ ) for your module name, not even an
-  hyphen ( - ). This name is used for the Python classes of your module, and having classes name
-  with special characters other than the underscore is not valid in Python.
+   Do not use special characters other than the underscore ( _ ) for your module name, not even an
+   hyphen ( - ). This name is used for the Python classes of your module, and having classes name
+   with special characters other than the underscore is not valid in Python.
 
 Uncomment the content of the files:
 
@@ -222,7 +219,6 @@ install.
 
 You can then play around with your module, create new records and test your features and buttons.
 
-
 Test with the production data
 =============================
 
@@ -237,12 +233,12 @@ You can either:
   title.
 
   .. image:: first_module/firstmodule-test-devtostaging.png
-    :align: center
+     :align: center
 
 * Merge it in an existing staging branch, by drag and dropping it onto the given staging branch.
 
   .. image:: first_module/firstmodule-test-devinstaging.png
-    :align: center
+     :align: center
 
 You can also use the :code:`git merge` command to merge your branches.
 
@@ -250,7 +246,7 @@ This will create a new staging build, which will duplicate the production databa
 using a server updated with your latest changes of your branch.
 
 .. image:: first_module/firstmodule-test-mergedinstaging.png
-  :align: center
+   :align: center
 
 Once the database ready, you can access it using the *Connect* button.
 
@@ -419,7 +415,7 @@ Or, from your computer terminal:
 The platform will then create a new build for the branch *feature-1*.
 
 .. image:: first_module/firstmodule-test-addachange-build.png
-  :align: center
+   :align: center
 
 Once you tested your changes, you can merge your changes in the production branch, for instance by
 drag-and-dropping the branch on the production branch in the Odoo.sh interface. As you increased the