refactoring of graphics for world objects
Merge branch 'master' into kevin
Created A Level 3
Working on Attractor
updates for customizing graphics for world objects.
tweaked some gui skins
fixed a typo
apply the force to the ball rather than the attractor center.
Attractor finished #10
Merge branch 'master' of https://github.com/CSC-380/CSC380Game
check if vibrator is available first.
added more sounds, attempted to normalize sounds.
Attractor Algorithm changed

#10 finished
Merge branch 'master' into Dylan