Implemented lists and removed collidables in GameImple
Adapted projectileImpl for an object pool
Added game to weaponImpl
Added weapon and game world to PlayerShipImpl
Added a projectile pool and related functions
Merge branch 'firingFeature' of https://github.com/Jokab/Bullet-Inferno into firingFeature
Implemented pool comability in projectile
Implemented pool compatibillity in weaponImpl
Merged in firingFeatures to dev
Fixed merge conflicts