bump canvas2svg version number for image smoothing fix
"jquery-mousewheel": "^3.1.12",
"jquery-ui": "~1.10.5",
- "canvas2svg": "https://github.com/bokeh/canvas2svg#v1.0.20",
+ "canvas2svg": "https://github.com/bokeh/canvas2svg#v1.0.21",
"numbro": "https://github.com/bokeh/numbro.git#e1b6c52",
"kiwi": "https://github.com/bokeh/kiwi.git#6941045",
"root-require": "^0.3.1"
