Added and example demonstrating reading the contents of a file and rendering them,
utilizing rtext module. The demonstration also handles wrapping of long sentences,
and text scrolling.

Co-authored-by: Ray <raysan5@gmail.com>

Quake like camera animations and strafe jump movement

- No default VR device parameteres inside raylib
- VR device parameter should be provided by user
- VR distortion shader should be provided by user