- Move model reference to directly under the references section, not the reference/pages section
- Move panel reference to directly under the references section, not the reference/pages section
- Merge panel API with panels reference pages
- Fix confusing heading levels in the page model recipes page
- Fix title in model reference to align with docs style guide
- Adopt US spelling for customize (panels) reference key
- Changed all British spellings to American spellings, in the Customizing admin templates section of the docs
- Transferred all British spellings in the usage guide and advanced topics section to American spellings
- Update a series of other pages to use the spelling cutomize in the file name
Implemented all feedbacks on the usage guide and advanced topics section
