* - implemented Botton navbar for mobile devices
- Also made navbar conditional to render only when its on of the paths in the navbar
* - Added text to the mobile bottom bar
- Changed /downloads Path title to Downloads
- Added conditional paddingBottom when on mobile
* Made the Sidebar Seperate component used just for Non-Mobile Devices
* Added the main Material UI System package
* Extracted the Bottom Navbar into a seperate component
* updated the mui dependencies
