image and sound loader plugins - closes #46 and closes #6 - update soundExample to use plugins
Merge pull request #47 from iceddev/plugins

image and sound loader plugins - closes #46 and closes #6
add preUpdate to GameCore and override it in BoxGame to update Box state before update is called
Merge pull request #49 from iceddev/BoxGame

add preUpdate to GameCore and add BoxGame - closes #21
remove declare from build process - closes #38
use strict on BoxGame to pass linting
Add mozLoadFrom to HTML5Audio fallback for better sound handling on FF - closes #36
remove expr from jshint options since point in poly was rewritten
change color and strokeColor to fillStyle and strokeStyle - closes #43
scale joints and fix inheritance