Css to enable vertically centered text for donut chart title
Fix axis.y2.inner - #742
Fix y axis padding when data label shown - #799
Assume axis.y.padding as pixels - #799
Accept category name as x value for grid lines - #800
Fix travis
Fix interaction.enabled option for pie/donut/gauge chart - #801
Fix centered category axis - #804
Accept unixtime string as timeseries date input - #805
Merge pull request #807 from ggamir/master

Css to enable vertically centered text for donut chart title
Update c3.min.css
Fix axis.y.center
Fix legend when revert called
Release v0.4.8