Generate a source map!
Set "this" to the Dygraph object in all callbacks
Regression test for issue #411
Smooth plotter using bezier curves.
Merge pull request #464 from danvk/sourcemap

Generate a source map!
Merge pull request #465 from danvk/callback-this

Set "this" to the Dygraph object in all callbacks
move smooth plotter into its own demo
Merge pull request #469 from danvk/re-smooth-plotter

Smooth plotter using bezier curves
Speed up filled charts by down-sampling.

This is done by introducing a "fast canvas proxy", which elides
redundant moveTo and lineTo calls. This also reworks the order in which
the points are drawn to be more amenable to this optimization.