Ability changes, death animation, increased timer, and more

New:

- Player death animation added

Updated:

- Timer increased to 10 mins

- Increased Experience Vial drop rate

- All abilities level cap increased to 10

- Fireball now shoots lower when crouching

Bugfix:

- Player no longer slides around when holding left or right and spamming attacks

- Vials no longer get stuck in floors/ walls when changing rooms

HOTFIX:

- Cooldown timers now match ability changes (except for Ice Spikes)

- Imp and Eye Demon re-added to enemy spawn table

- Player's melee attacks no longer get stronger when leveling up