Boss re-working
Redid how the boss was handled but couldn't make something working in
time, committing this just as the last bit of changes made.
Changed it around so instead of the heads being rectangles, they were
effects (Type of enemy, but spawning/death is handled differently) that
reported back to their parent, in this case the Hydra
Merge branch 'master' of https://github.com/Vader19695/CSC122Game3