Fix ALL [some] the bugs!

-Ribbon should be better at being a header
-Added a Latex command to the spreadsheet
-Table now maximizes with a reference guide built-in -- it adjusts the
UI based on its status
-Spreadsheets now have better function support, including sub and super
scripts
-Globalized a few functions
-Redesigned LaTeX API
-Notifications can be cleared
-LaTeX can be used globally in theory
-Better style for maximized panels
-Bug fixes in maximized panels