initial version of b.arc - w/ buggy anchor points
calculateArc() is now a private for function for creating arcs, also added arc-tests.js. did not fix handles bug
Merge remote-tracking branch 'upstream/master'
fixed handle bug (except when drawing 360 deg circles, but b.ellipse should be used for the anyway)
updating remote
updating remote
merge managing
added examples/shape/arc.jsx (pie charts)
initial support for elliptical arc drawing in b.arc()
intial commit of interface class
b.arc only works for circles, created examples/interface/interface-piechart.jsx
removing indd temp file
additional cleanups to lib/Interface.jsx - initial implementation of a color picker
Merge branch 'master' of https://github.com/frederickk/basil.js
updated b.itemPosition() to support b.rectMode(b.CENTER) *minimal testing*
updated nextPage() and previousPage() - with passing tests. Also begin intial support for Spreads   spread(), addSpread(), removeSpread(), spreadNumber(), nextSpread(), previousSpread(), spreadCount()
updated examples/environment/pages.jsx with nextPage() and previousPage()
added lib/interface-simple.jsx (only sliders for now) but demonstrates live updating with callbacks, and other improvements as per feedback from the core basil.js team. also updated test/groups-test.jsx and examples/document/groups.jsx
merged with upstream
further development of interface-simple.jsx