Line::distanceFromPoint now works correctly.
Line::distanceFromPoint now works correctly.

Previously the distance was determined between the position of the line to
p. Now, we find the closest point (pc) on the line to p, and return the
distance between pc and p.

WearableComputerLab/LibWCL,WearableComputerLab/LibWCL,WearableComputerLab/LibWCL,WearableComputerLab/LibWCL