Add a staging tool to easily test modpacks in the launcher. ...

After building, copy the staging-tool/build/dist/stagingtool/ folder to your modpack's folder and use build_and_launch.bat to test the modpack.

Add bootstrap project.

Add a fancy skinned version of the launcher.

Switch to Gradle. Use git log --follow for history. ...

This converts the project into a multi-module Gradle build.

By default, Git does not show history past a rename, so use git log
--follow to see further history.