Updating the Readme to be more modern and more clear.
Added and moved several shields/badges and changed some default colors to have a better contrast.
Added a Disclaimer section.

Closes #4901
Closes #4930
Closes #4931
Closes #5024

Co-authored-by: ipitio <21136719+ipitio@users.noreply.github.com>
Co-authored-by: Robert Schütz <github@dotlambda.de>
Co-authored-by: Yonas Yanfa <yonas.y@gmail.com>
Co-authored-by: KUSUMA RUSHIKESH <141169227+rushi-k12@users.noreply.github.com>