Updated to-do
Got SvgCanvas.lineSegmentsAndAttributes() to work on IE 8
Extracted stroke styling out into constants
Spiked drawing a circle when SvgCanvas gets zero-length line segment
Started working on test for SvgCanvas drawing a circle
SvgCanvas now converts circles to line segments (for tests)
Tested case where SvgCanvas draws a circle rather than a path
Restored SvgCanvas style test
Updated to-do
Fixed issue in readme that prevented bracketed text from showing