font_install: Install a font package and register it in the fonts database
Description
If the font package specified by fontpkg is not already installed,
it will be downloaded from CRAN. The font package will then be registered
in the fonts database.
Usage
font_install(fontpkg = NULL, prompt = TRUE)
Arguments
fontpkg
The name of an R package containing a font, e.g., "fontcm".
prompt
Ask user to install font from CRAN if not already installed