Rebase & squash all scoreboard commits
Perform config changes, make MctopCommandDisplayTask package-private
Add warning to LocaleLoader when string isn't in english file
Update locale file: add parameter to PlayerInspect, add scoreboard tips
Implement /mcscoreboard, fix message in /mctop
Some cleanup
Add cooldown to /mcscoreboard, /mcrank, and /mctop
Actually register the ScoreboardsListener
Privatize many fields in ScoreboardWrapper
Re-do power level displays
Use monitor in ScoreboardsListener
Use a power levels updater timer task, rather than updating on level up
Make scoreboards reload-safe
Fix wrong locale string reference
Add colors to scoreboards \o/
Add rainbows to the scoreboards :D Also, a fix for config.yml

The config.yml fix is related to 1f17d5d11e2642ac655d44937e5d090b0516a40f
Fix runtime error with setupAll()
Make entries in the changelog
Remove /mcscoreboard power
Tweak more colors