A simple and useful fsm
In node.
npm install --save blx-fsm
In browser.
``` html
<script src="/dist/blx-fsm.js"></script>
# This is a test fsm rule file
@strict;
@define home, game, end, error;
@start home;
home (startGame) => game;
game (endGame) => end;
end (backHome) => home;
/.*/ (getError) => error;