Incorperated improvements from Xiexe's base and added optional fake ambient.

Added my geometry dissolve shader based on Xiexe's standard templates here https://github.com/Xiexe/Unity-Lit-Shader-Templates.

Fixed a UV bug, and added a MainTex for fallback comparability

Variable names have been updated to be compatible with the Unity standard shader for graceful fallback.

This release includes an untracked variant of the shader for use with VRChat's new eyetracking fix.

Hotfixed compile error

Eye Track Shader