R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'osdc'

osdc::algorithm |  | Algorithm | HTML | source | R code
osdc::changes |  | Changes from original | HTML | source |
osdc::data-sources |  | Data sources | HTML | source | R code
osdc::design |  | Design | HTML | source | R code
osdc::function-flow |  | Internal function flow | HTML | source |
osdc::osdc |  | Getting started | HTML | source | R code
osdc::rationale |  | Rationale | HTML | source |