v1.7.0 — Sisyphus, Next Key When? compat, and more.

• Added Sisyphus.
  • Requires dying at similar percentages of a level to qualify.
  • Comes with numerous options from including a custom image, changing the SFX, adjusting thresholds, and changing custom image scaling options.
• Added soft compatibility option when Hide Rewards Animations is enabled while Alphalaneous' Next Key When? mod is installed.
  • Comes with additional "+1 Key!" indicator when receiving a new key while Hide Rewards Animations is enabled.
• Fix a big bug where the "New Best!" SFX was not playing at the correct times.
  • (Darn, how did I screw that one up?)