[x] Gets rid of the manually created index and replaces the default intro page with an auto-generated index, with tables shown on a table, and graphs shown in cards in a grid layout
[x] Adds Copyright
[x] Adds Citation link on footer
[x] Tables and graphs are categorized
[x] Adds RSS feed links
[x] Adds version numbers to the sessionInfo() page
[x] Removed NEWS.md file (which was unmaintained) and removes version check workflow
sessionInfo()page