changes from review; move framework configuration to setup folder and clean up links on drupal page

docs/hooks/enabling-hooks/drupal.md

 ## Using hooks with Drupal
 
-https://www.drupal.org/docs/7/creating-custom-modules/understanding-the-hook-system-for-drupal-modules
-https://www.drupal.org/docs/7/creating-custom-modules/telling-drupal-about-your-module
+The Drupal documentation has good information about 
+[hooks in general](https://www.drupal.org/docs/7/creating-custom-modules/understanding-the-hook-system-for-drupal-modules)
+and [configuration to enable hooks for your module](https://www.drupal.org/docs/7/creating-custom-modules/telling-drupal-about-your-module)
 
 In order to start using hooks with a Drupal-based CiviCRM installation, you or
 your administrator needs to do the following:

mkdocs.yml

@@ -71,11 +71,11 @@ pages:
   # API Permissions: api/permissions.md         # page-tree = NEED_NEW_PAGE
   - API Chaining: api/chaining.md
   # API Changes: api/changes.md                 # page-tree = NEED_NEW_PAGE
+- Setup:
+  - Hooks with Joomla: hooks/enabling-hooks/joomla.md
+  - Hooks with Drupal: hooks/enabling-hooks/drupal.md
 - Hooks:
   - Using hooks: hooks.md                        # page-tree = NEED_PAGE_MOVE to /hooks/usage.md
-  - Enabling Hooks:
-    - CiviCRM with Drupal: hooks/enabling-hooks/drupal.md
-    - CiviCRM with Joomla: hooks/enabling-hooks/joomla.md
   - Batch hooks:
     - hook_civicrm_batchItems: hooks/hook_civicrm_batchItems.md
     - hook_civicrm_batchQuery: hooks/hook_civicrm_batchQuery.md