#2 added empty GoL map
#2 copied PW engine as GoL engine
#2 started work on rewriting PW engine
#2 commented out a lot of stuff
#2 map and code fixes
#2 further work of rewriting PW engine
#2 engine can talk to bots now
#2 added simple bot; engine<-->bots communication now works
#2 game turns a sequential now
#2 correct check if player is alive; now game ends if bot crashed
#2 added GoL simulation and replay generation; game logic finished
#2 use --strict option
#2 added sim_steps option; default turns number changed to 80
#2 map file is optional now