Switch to pure functions for random board gen.

tidy only

Add splash screen (GameMode) and placate -Wall with top level sigs

ignore cabal-dev

update for newer gloss, newer shuffle (no haskell98)

Add optional user control of player 1 (can dictate move).

Implement basic mouse handler, understanding (ui pos -> board pos)

gfx tweak - paint tail on fish (still abstract)

Remove tracking of dead players. Now, isGameOver = all cantMove players

Have makeMove check ALL positions for dead.

add logging showing score of chosen move

Misc. Draw fish (abstract). Loosen deps. Tidy.

Implemented undo move, and restart board

rename aiScore to negamax

Obey hlint.