fix tab spacing for source files
fix header tab spacing
add outcode function that designates the region a vertex falls into
assign outcode to vertices and add printlines
remove print outs and add comment with outcode table
add simpler conditional for clippable-lines
update outcode documentation to include normal coordinate system orientaion
edit outcode function to use bitwise or
refactor vertexOutcode to computerOutcode
create clipAndDraw function
add clipping, still buggy
clean up renderer.cpp