drew a circle, made a selector for shapes, set transparency, set up generic methods for shape drawing
fixed drawing of circle/rectangle, fixed broken defaults, added not so functional zoom
Setting up highlights theme
working on event handlers, etc
hmerge with upstream/ws-4
Merge pull request #9 from rchipman/ws-4

Setting up highlights theme
sort of toolbar, baby commenting, baby comment pins
fixed all of the existing features (with one quirk) using new toolkit model
fixed the aformentioned quirk
fixed scrollbar, made canvas contain entire asset, updated the in-progress zoom feature, cleaned up toolbar function calls, cleaned up shape tool functionality
removed some unnecessary stuff, did a little jsoning
did some json stuff
added svg icons for the toolkit
merge with adam
Merge pull request #10 from rchipman/ws-6

Ws 6