Update copyright year in license to 2014
Update copyright year in license to include 2014
Missing draw method in Writing new chart types

Added the draw method to "Writing new chart types". If you use the template without the draw method, you get an undefined error because Chart.Type.prototype.render calls this.draw() on line 808 in Chart.Core.js.
Check MultiTooltip elements are numeric
Create null value bars, and hide if not numeric
Make a start on sparse data for line charts
Refactor logic into shared Element method
Allow radar charts sparse data
Built output
Alternative scale templating. Passing function as template.

Allows to choose template mechanism - processing function or original micro templating.
Alternative templating, cleanup.

Just added brackets.
Allow for responsive charts to take up entire container by setting responsive: true and maintainAspectRatio: false.
Add a small amount to docs.
Create a task to bump + write version numbers

Also run `gulp release` to tag the latest release.
Merge pull request #443 from andyburke/aspectratios

Allow for responsive chart to take up its entire container.
Merge pull request #438 from Miosss/templateEnchanceme

Alternative scale templating. Passing function as template.
Merge pull request #431 from Mardaneus86/patch-1

Missing draw method in Writing new chart types
Merge pull request #490 from nnnick/feature/version-bump

Create a task to bump + write version numbers
Fix reference error when tagging a release
Update built output