rewrote content types documentation. Added nodes documentation and images.

README.md

@@ -4,7 +4,7 @@
  * Introduction
  * Requirements
  * Installation
- * Configuration
+ * Configuration and usage
  * Maintainers
 
 ## INTRODUCTION
@@ -17,19 +17,29 @@ This module requires no modules outside of Drupal core.
  - Install the Publishing options module as you would normally install a contributed Drupal
    module. Visit https://www.drupal.org/node/1897420 for further information.
 
-## CONFIGURATION!
-To administer publishing options, go to `/admin/config/content/publishing-options`
+## CONFIGURATION AND USAGE
+To administer publishing options, go to `/admin/config/content/publishing-options`. Here you can create, update, or
+remove publishing options. Click on the `Add publishing option` button. The link will take you to the
+add/edit publishing options form.
 ![Publishing options administration](assets/images/PO_admin.png)
 
-#### Content types
-After adding the desired options, you can then go to `/admin/structure/types` and pick publishing
-options for the desired content types.
+To add/edit a publishing option. Type the name of the publishing option and associate the content types for this
+publishing option with. Then save the publishing option.
+![Create/Edit publishing options](assets/images/PO_add_pub_options.png)
 
-Once a content type has the desired publishing options, you can select the publishing options available to the content
-type.
-![Relating publishing options to a content type](assets/images/PO_content_types.png)
+> **_NOTE:_** You can also associate publishing options to a content type within the content type's add/edit
+> page in the `Publishing options` section.
+> \
+> \
+> **_Example link:_** Basic page, `admin/structure/types/manage/page`
+> ![Publishing options inside content types](assets/images/PO_pub_options_content_types.png)
 
-#### Views
+### Nodes
+To associate a node to a publishing option, add/edit a node (`node/add` or `/node/%/edit`). Go to the `Promotion options`
+section and select the publishing options to associate to the node.
+![Associate publishing options to nodes](assets/images/PO_pub_options_nodes.png)
+
+### Views
 You can add a field, filter and contextual filter to a view for publishing options.
 
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