Add basic contour functionality
add bezier curve functionality to contour
updating yuidoc theme to consolidate one page
adding typography doc closes #188
Merge pull request #190 from antiboredom/master

refactor trig tests to use an instance of p5 rather than a mock
adding set
Merge branch 'master' of github.com:lmccart/p5.js
merging contours
print mapping to sketch line now closes #154
binding constants to p5 object, closes #187
use built in constants