Launcher 2.1.19xx-beta

2.1.1911-beta (Windows), 2.1.1910-beta (macOS), or 2.1.1909-beta (Linux) was an update to the launcher.

Changes

 * The code was restructured.

Launcher 2.1.19xx-beta Launcher 2.1.19xx-beta 启动器2.1.19xx-beta