Attributions.

Signed-off-by: Henry J. Wylde <accounts+git@hjwylde.com>
Removed the un-needed Co-ordinate class and changed it for Point.

Signed-off-by: Henry J. Wylde <accounts+git@hjwylde.com>
Documentation additions.

Signed-off-by: Henry J. Wylde <accounts+git@hjwylde.com>