Merge pull request #16 from jordenh/aimedBullets

Aimed bullets
fix sporadic nado collision
Merge branch 'fix-nado-collision' of github.com:jordenh/LaserSharknadoSW
fix splash drawing, theme playing after death
Merge branch 'master' of https://github.com/jordenh/LaserSharknadoSW into aimedBullets
sharks take distance from wall as parameter