R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'S7'

S7::S7 |  | S7 basics | HTML | source | R code
S7::classes-objects |  | Classes and objects | HTML | source | R code
S7::compatibility |  | Compatibility with S3 and S4 | HTML | source | R code
S7::generics-methods |  | Generics and methods | HTML | source | R code
S7::motivation |  | Motivation for S7 | HTML | source | R code
S7::packages |  | Using S7 in a package | HTML | source | R code
S7::performance |  | Performance | HTML | source | R code