Advanced Path Tracing v0.8.0

• Added image comparisons in the README
• Added support for binding key for refresh feature
• Improved BVH distance (Tweaks setting), affects reflection on buildings and some long distance shadows, for better support for Global Light
• Improved game refresh logic
• Minor adjustment to low pt quality preset for better performance
• Minor Internal code refactor
• Separate ReSTIR DI samples for photo mode screenshots with its own setting