page tree - small tweaks requested by Erich

mkdocs.yml

@@ -12,7 +12,7 @@ pages:
 - Home: index.md
 - Basics:
   - Developer Community: basics/community.md    # page-tree = DONE
-  - Prerequisite Skills: basics/skills.md       # page-tree = DONE
+  - Useful Skills: basics/skills.md       # page-tree = DONE
   - Planning Your Project: basics/planning.md   # page-tree = DONE
 - Documentation:
   - Writing Documentation: documentation.md     # page-tree = NEED_PAGE_MOVE to /documentation/writing.md
@@ -22,7 +22,7 @@ pages:
   # buildkit: /setup/buildkit.md                # page-tree = NEED_NEW_PAGE  # summary: See Github README for download instructions. Alternatively, follow links and install particular tools as-needed.
   - Debugging: dev-tools/debugging.md           # page-tree = NEED_PAGE_MOVE to /setup/debugging.md
 - Core Development:
-  - When edit core: core/hacking.md             # page-tree = NEED_PAGE_MOVE to /core/deciding.md
+  - When to edit core: core/hacking.md             # page-tree = NEED_PAGE_MOVE to /core/deciding.md
   # How to Contribute: /core/contributing.md    # page-tree = NEED_NEW_PAGE # summary: General summary of process (git+issues+PRs+Mattermost)
   - Codebase & Architecture: core/architecture.md # page-tree = DONE
   # Reporting Bugs & Issues: /core/reporting.md # page-tree = NEED_NEW_PAGE
@@ -51,6 +51,7 @@ pages:
   - Publishing Extensions: extensions/publish.md   # page-tree = DONE
   - Extension Lifecycle: extend-stages.md          # page-tree = NEED_PAGE_MOVE to /extensions/lifecycle.md
   - Troubleshooting: extensions/troubleshooting.md # page-tree = DONE
+  - Advanced patterns: extensions/advanced.md
 # Framework Reference:
   # Bootstrap: /framework/bootstrap.md          # page-tree = NEED_NEW_PAGE
   # Cache: /framework/cache.md                  # page-tree = NEED_NEW_PAGE
@@ -72,7 +73,6 @@ pages:
 - Hooks:
   - Using hooks: hook.md                        # page-tree = NEED_PAGE_MOVE to /hooks/usage.md
 - MISC TO REORGANIZE OR DELETE:
-  - Extension advanced patterns: extensions/advanced.md
   - Extensions files: extensions/files.md
   - Some of the hooks: hooks-db.md
   - Requirements: requirements.md