Run a tutorial which is contained within an R package.
run_tutorial(name, package, shiny_args = NULL)Tutorial name (subdirectory within tutorials/
directory of installed package).
Name of package
Additional arguments to forward to
shiny::runApp.
Note that when running a tutorial Rmd file with run_tutorial
the tutorial Rmd should have already been rendered as part of the
development of the package (i.e. the correponding tutorial .html file for
the .Rmd file must exist).