2017-12-12 Steven E. Pav * 0.2.0 on CRAN * adding octagon, decagon and dodecagon mazes. * adding Sierpinski triangle, carpet and trapezoid mazes. * adding hexaflake maze. * adding option to draw arrows at boundary holes. * adding boustrophedon factor to parallelogram, triangle, trapezoid, hexagon mazes. 2017-11-12 Steven E. Pav * 0.1.0 on CRAN * triangle, trapezoid, hexagon, Koch flake mazes. 2017-10-03 Steven E. Pav * start work