added car,cow,bunny, looking for spaced buildings to position them in
the city
merged with master
Merge branch 'master' of https://github.com/SanjayKairam/CS148-AudioVis

Conflicts:
	examples/soundcity/soundcity.html
	examples/soundcity/soundcity.js
tree circle, car, bunny, cow. placed, but limited interaction
Merge branch 'master' of https://github.com/SanjayKairam/CS148-AudioVis

Conflicts:
	examples/soundcity/soundcity.js
cars, trees, both with audio integrated movement
merged changes

Merge branch 'master' of https://github.com/SanjayKairam/CS148-AudioVis

Conflicts:
	examples/soundcity/soundcity.js