R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'billboarder'

billboarder::billboarder-intro |  | Introduction - basic use | HTML | source | R code
billboarder::billboarder-mapping |  | Mapping - map variables to the chart | HTML | source | R code
billboarder::billboarder-options |  | Options - styling charts | HTML | source | R code
billboarder::billboarder |  | billboarder | HTML | source | R code