Prepare 4.20.0 message
"install": "messages/install.txt",
"4.16.1": "messages/4.16.1.txt",
"4.17.0": "messages/4.17.0.txt",
- "4.19.0": "messages/4.19.0.txt"
+ "4.19.0": "messages/4.19.0.txt",
+ "4.20.0": "messages/4.20.0.txt"
}
