Add CONTRIBUTING.md
Abstract mechanisms behind onScreen/offScreen events
Add some tests related to the BottomBar
Rebuild files
Add code coverage command
Add some tests
Fix method name
Add #loadStyles tests
Fix color of frenzy states bars
Work on tooltips refactor
Work on upgrades
Rebuild all files
Fix some upgrades not taken into account
Fix wrong order of startup events
Rebuild files
Bump version