* removed '/index' from
* updated title hyperlink
* renamed output_page to generate_page
* beggining documentation on placeholders
* added link to placeholders documentation
* replaced nav_links.php with links.php
* documentation on how to name a page
* added link to page-naming.php
* modified styling for ul and ol
* proposed new standardized placeholders
* soon to be used to handle all link operations
* fixed issue of hash tag links redirecting to the home page as a result of not being recognised
* tested usage of hash tag links