'area' and 'area-spline' chart types
Fill area chart to y coordinate axis, not to char boundary
Merge pull request #18 from danner/master

Fixed typo on index page.
Implement pie chart - #9
Fix axis update when data loading
Merge branch 'master' of github.com:masayuki0812/c3
Merge branch 'master' into area

Conflicts:
	c3.js
Fix path in example
Fix path in example (2)
Update c3.min.js
Update samples
Fix bug for data load with custom - #7
Update version
Bar chart rewrite, allow negative values in bar chart
Fix unexpected selection when multiple charts exist
Fix resize when multiple charts exist - #17
Fix unload when stacked bar chart
Fix event rect bug - #24
Merge branch 'master' into bar-negative
Update sample for data load