Fixes #3 and #4
Fixes #3 and #4

Both ABS(delta) and the 60% case are now implemented

TODO: Refactor the residual variable names so that they don't conflict with the outer scope

jacobbieker/GCP-perpendicular-least-squares,jacobbieker/GCP-perpendicular-least-squares,jacobbieker/GCP-perpendicular-least-squares