R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'osdatahub'

osdatahub::crs-pitfalls |  | CRS Pitfalls | HTML | source |
osdatahub::extents |  | Defining Extents for API Queries | HTML | source |
osdatahub::interactive-plotting |  | Interactive Plotting for API Results | HTML | source |
osdatahub::ngd-api |  | Using the NGD Features API | HTML | source |
osdatahub::plotting-results |  | Plotting API Results | HTML | source |