Improve Buff usability

[1ForeverHD]

• [x] Change parameters to (effect, property, weight)
• [x] Introduce a 'setWeight' method for Buff
• [x] Explore effect, property properly (for example, with a Camera) and Humanoid, espeically after resetting
• [x] Remove items like 'MaxHealth', 'JumpSpeed', etc and replace them with simply 'Humanoid', etc
• [x] Introduce the following effects
  • [x] Humanoid
  • [x] Camera
  • [x] Player
  • [x] HumanoidDescription - for this, block tweens and show warning within set buff, and eliminate the old HumanoidDesc checker system