is_s3_generic           Determine if a function is an S3 generic or S3
                        method.
load                    Load package code
namespace_roclet        Roclet: make 'NAMESPACE'
object_format           Default format for data
rd_roclet               Roclet: make Rd files.
roclet_find             Create a roclet from a string.
roxygenize              Process a package with the Rd, namespace and
                        collate roclets.
update_collate          Update Collate field in DESCRIPTION
vignette_roclet         Re-build outdated vignettes.
