R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'rTwig'

rTwig::Box-Dimension |  | Box-Dimension | HTML | source | R code
rTwig::Dictionary |  | Dictionary | HTML | source | R code
rTwig::Metrics |  | Metrics | HTML | source | R code
rTwig::Overview |  | Overview | HTML | source | R code
rTwig::Twigs |  | Twigs | HTML | source | R code
rTwig::Validation |  | Validation | HTML | source | R code