Request: Change movement

[odil24]

Need to change movements like this in my opinion:

• WASD - movement;
• Mouse scrolls (rolls) - zoom in and out;
• Mouse rolls press - Shift to up, down, left and right.

[tigrazone]

This and other improvements done by me in fork
https://github.com/tigrazone/GLSL-PathTracer
But I dont update it since dec 2021.
If you want, implement these improvements by yourself comparing my fork and original