0.0.3

@upgrades

• Implemented OLOO - Object linked to another object with the helper object
• added .groupBy() support
• added .stackBy() support
• added .tip() support
• added .legend() support
• added ._drawGroupByXAxis()
• added ._drawGroupByYAxis()
• added ._drawStackByXAxis()
• added ._drawStackByYAxis()
• added mouseover, mouseout, click
• use of .hasOwnProperty() to verify properties

@renamed

• vm_config.data.mouseover => vm._config.mouseover
• vm_config.data.mouseout => vm._config.mouseout
• vm_config.data.click => vm._config.click
• vm_config.bars.quantiles => vm._config.quantiles

@deprecated

• removed class 'tip-treemap'
• vm._axes = {};
• Bars.prototype.end