R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'freesurferformats'

freesurferformats::freesurferformats |  | Reading FreeSurfer neuroimaging data with freesurferformats | HTML | source | R code
freesurferformats::freesurferformats_header |  | Computing volume header data with freesurferformats | HTML | source | R code
freesurferformats::freesurferformats_write |  | Writing FreeSurfer neuroimaging data with freesurferformats | HTML | source | R code