Iniital commit to Raytracer
Got basic sphere rendering
Created Triangle shape class
Started working towards a Raytracing camera (also fixed bug in cross
product method)
Got camera working
Removed commented out code and renamed 's' to 'distance'
Setup camera for original scene and removed aperture
Removed commented out code
Removed unused files
Mpved TGA writing code away from Image object
Added TGA reading code
Merge https://github.com/DonaldWhyte/COMP3811-project