fixed epsilon to adjust for ray norms
interval tests
added more tests to intervals
even more tests
added Intervals class
Finished Intervals class I think
fix
add sse to sphere
added sse for sphere
commit more
huh
maybe finally works?
Merge branch 'intervals' of github.com:kamiyo/RayTra

Conflicts:
	RayTra/Shading.cpp
fixed some stuff