Cleaned up some behaviors. Added shoot behavior. Added getActiveScene to cutie. Added Vector utility class.
Shoot behavior working. Vector class fixes (rotation method).
Shoot behavior properly recycles old bullets, delete bullet when it leaves the scope of the canvas
added getActiveScene to cutie with documentation
Merged in master branch
Merge pull request #5 from greysonp/behavior_dev

Merged in behavior_dev.
Fixed conflict remnants.
added documentation to Follow.js
Added proper documentation for the props of each Behavior
added angleOffseton joystick
Some touching up on Asteroid and 8Directional, added and working functionality to DPAd (also documented)
Updated follow to go to the center of the image by default, still need to allow users to set coordinates
Updated README.md with link to documentation.
Merge branch 'master' into gh-pages
Fixed documentation compile errors.
Merge branch 'master' into gh-pages