Add jsdoc to setVisibility.
Make it easier to set breakpoints while testing CanvasAssertions.numLinesDrawn.
Add method to auto tests' proxy to clear the call list for better testing.
Make connectSeparatedPoints a per-series option. Add automated test and visual test.
Merge branch 'master' of https://github.com/danvk/dygraphs into connect-separated-points
Nit comment resolution for pull request 271 (making connectSeparatedPoints per-series aware.)
Code comments and indentation fixes.
Merge pull request #271 from danvk/connect-separated-points

Make connectSeparatedPoints a per-series option.