Simplify Ferris further with turn towards and go to
Simplify Ferris further with turn towards and go to

Added another small function that makes the turtle turn towards and go
to the given point. It is going to be useful for the eyes and mouth.

Signed-off-by: Paul Mabileau <a3aedf8c87c1af3dfeae5f57ddf6d5ae82ad981f@hotmail.fr>

sunjay/turtle,sunjay/turtle,sunjay/turtle