R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'nara'

nara::animation |  | Animation | HTML | source | R code
nara::blitting |  | Blitting | HTML | source | R code
nara::conversion |  | Convert images to/from native raster image format | HTML | source | R code
nara::masks |  | Using Masks | HTML | source | R code
nara::technical |  | Technical Notes | HTML | source | R code
nara::triangles |  | Triangles | HTML | source | R code