Improves mini map and adds new layout functionality.
Features
- Added new 'chart.filterUI.show(tabName)' method.
- Added new 'chart.filterUI.hilde()' method.
- Added the ability to specify filter properties in config options.
- Added 'OrgChart.VERTICAL_CHILDREN_ASSISTANT' which adds new layout functionality with assistants.
- The mini map is now drag-able and you can use it to move the chart.
- The mini map can now be customized using new constants.