GPLv3 --> GPLv3+ because afranke said so

Michael Muré created

Change summary

Readme.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Detailed changes

Readme.md 🔗

@@ -59,4 +59,4 @@ PRs accepted.
 ## License
 
 
-GPLv3 © Michael Muré
+GPLv3 or later © Michael Muré