Update README.md
Considering the #1 (closed), #2 (closed) and, #3 (closed) have been taken care of, it's time to document they existence of these variants and versions.
Edited by Olaf Meeuwissen
Considering the #1 (closed), #2 (closed) and, #3 (closed) have been taken care of, it's time to document they existence of these variants and versions.