modified "minetest_mod_html_generator.py" so that when a mod is loaded
that has no dependencies that its dependencies are losted as "None"
rather than just a blank space
updated "minetest_mod_html_generator.py" to include an id for the Table
of Contents header and the List of mods header, and also added the class
"mod" to the heading for each individual mod
modified "minetest_mod_html_generator.py" so that it outputs a table of
contents at the top of the page with each mod name having a link to its
section on the page, each mod section also now has an id based on its
name to allow for linking to specific sections
added categories data section for each stored mod by modifying
"mintest_mod_html_generator.py" and "minetest_mod_recorder.py", also
updated "categorization_standards.md" to include an "Entities" type
rocketslime11