YAC v1.2.0 Improvements

• Update Quest model with a much improved tail.
• Poiyomi Shader is no longer included.
  • Add it to the VRChat Creator Companion: https://poiyomi.github.io/vpm/
  • OR download it manually into your Unity project’s assets: https://github.com/poiyomi/PoiyomiToonShader/releases/latest
• D4rk’s Avatar Optimizer is set up by default. It’s not required, but strongly recommended!
  • Add it to the VRChat Creator Companion: https://d4rkc0d3r.github.io/vpm-repos/main_redirect.html