Fix event handler for data selection
Add event handler for drag
Fix data selection when grouped and not multiple - #79
Add sample for selection
Fix selection for bar
Fix event rect width
Fix tooltip on edge
Accept string x values as categories when categorized - #94
Modify class spec - #93
Fix sub x axis clip when rotated
Fix event rect
Fix style
Fix css scope - #93
Fix config logic
Fix config logic
Add bar.width option - #95
Fix config default value
Fix grid focus line update
Fix x grid focus
Disable pointer-event of tooltip