#55: testing values are now in variables. New test for unit vector conversion
#55: added some precision rounding and fixed some input thrashing
#55: Rotated player to show angle math errors
#55: renamed local jquery
#55: added the isNumeric function to global, and added invertY flag to Math
#55: added some test specs for utils.js
#55: added some test specs for utils.js
#55: Added vector class source and test files
#55: Added vector class source and test files, also fixed some spacing