Add tutorial for render state notation and packager

[TheMostDiligent]

• Add a tutorial that will demonstrate the usage of render state notation and packager
• The build step of the tutorial should use the packager tool to pack the render state into the archive
• The tutorial should provide options to create pipeline states directly from JSON file or unpack them from the archive (a drop-down)

[TheMostDiligent]

As an example, implement simple path tracer of a procedural cornell box