Added screen shaking functionality
Moved all gameplay code to a separate GameState class
Combined branches
Jump / States / Screen Shake
Shooting works
Added code for player and level selection
fixed image bug
merged with Julio
Added level selection
Working on shooting angle
Working on reset functions for level and player
More angle work
merged with chase
Merge branch 'Julio' of https://github.com/Chase-C/OldWestDuel
Added differentiation between heights of legshots, bodyshots, and headshots, but no code to act upon it yet, just comments