Conway's Game of Life

Usage:

Options:
  --delay, -d   Delay seconds between iterations, or 0 for none
  --gens, -g    Maximum number of generations, or -1 to infinite
  --size, -s    Board size in "nxm" format
  --random, -r  Randomize board
  --file, -f    File to get board from, or stdin (implicit dimensions)
  --help, -h    Show help and exits
  --version -v  Show version and exits

Default values:
  * delay: 1 second
  * generations: infinite
  * size: 75x20