random function retains state unless called with (make-random-state t)

displays distance value of each cell if distance

refactored distances class and cell::distances method as defined in the book

commented out optimize for debug

working. was setting new-frontier to nil in wrong place, had to move immediately after start of while loop instead of immediately inside of dolist (cell frontier) loop

on a 5x5 only calculates 17 of the 25 cells

working through debugging...

new attempt

attempting to calc distances and proper way of calling

initial commit from former fossil repo